dot_demo.ipynb

{
 "cells": [
  {
   "cell_type": "code",
   "execution_count": 21,
   "id": "179da7a4",
   "metadata": {},
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "[0.]\n",
      "[[-0.56771326  1.1397444 ]\n",
      " [-0.6585852  -0.34262297]\n",
      " [ 1.7185853  -1.9992297 ]\n",
      " ...\n",
      " [-0.58527803 -0.97377366]\n",
      " [ 0.6239536   0.8873875 ]\n",
      " [ 1.2356577   0.6373854 ]]\n",
      "[[-0.56771326  1.1397444 ]\n",
      " [-0.6585852  -0.34262297]\n",
      " [ 1.7185853  -1.9992297 ]\n",
      " ...\n",
      " [-0.58527803 -0.97377366]\n",
      " [ 0.6239536   0.8873875 ]\n",
      " [ 1.2356577   0.6373854 ]]\n",
      "[[-0.56771326  1.1397444 ]\n",
      " [-0.6585852  -0.34262297]\n",
      " [ 1.7185853  -1.9992297 ]\n",
      " ...\n",
      " [-0.58527803 -0.97377366]\n",
      " [ 0.6239536   0.8873875 ]\n",
      " [ 1.2356577   0.6373854 ]]\n",
      "[[-8.02148521e-01]\n",
      " [ 4.05311632e+00]\n",
      " [ 1.44347172e+01]\n",
      " [ 8.85220337e+00]\n",
      " [ 3.61971259e-01]\n",
      " [ 1.09623375e+01]\n",
      " [ 8.88732851e-01]\n",
      " [ 4.24795389e+00]\n",
      " [ 6.55082703e-01]\n",
      " [ 7.93366194e+00]\n",
      " [-1.05379558e+00]\n",
      " [ 1.28443375e+01]\n",
      " [ 2.85145760e+00]\n",
      " [ 1.00226092e+00]\n",
      " [ 2.15684399e-01]\n",
      " [ 2.60988212e+00]\n",
      " [ 2.32333565e+00]\n",
      " [ 6.41737461e+00]\n",
      " [ 8.94217670e-01]\n",
      " [ 3.72870135e+00]\n",
      " [ 2.60166311e+00]\n",
      " [ 1.18934164e+01]\n",
      " [ 6.86821938e-01]\n",
      " [ 1.07700741e+00]\n",
      " [-4.47539330e+00]\n",
      " [ 9.53876781e+00]\n",
      " [ 1.00408955e+01]\n",
      " [ 7.52402544e+00]\n",
      " [-6.92189813e-01]\n",
      " [ 5.46830988e+00]\n",
      " [ 2.77149987e+00]\n",
      " [ 5.15558624e+00]\n",
      " [ 1.32699146e+01]\n",
      " [ 1.22073965e+01]\n",
      " [ 2.57201409e+00]\n",
      " [-5.90983152e+00]\n",
      " [ 1.32156916e+01]\n",
      " [ 1.07757354e+00]\n",
      " [ 3.56435394e+00]\n",
      " [ 7.77114105e+00]\n",
      " [ 1.66611183e+00]\n",
      " [ 5.57464695e+00]\n",
      " [ 1.26716852e+01]\n",
      " [ 1.10296316e+01]\n",
      " [ 1.39482582e+00]\n",
      " [ 1.33254182e+00]\n",
      " [-1.06023443e+00]\n",
      " [ 8.82952785e+00]\n",
      " [ 2.26334286e+00]\n",
      " [ 3.04122257e+00]\n",
      " [ 6.13971186e+00]\n",
      " [-6.66464865e-02]\n",
      " [ 1.20480669e+00]\n",
      " [ 2.03080988e+00]\n",
      " [ 8.02744484e+00]\n",
      " [-2.45643401e+00]\n",
      " [ 9.34925175e+00]\n",
      " [ 1.44491138e+01]\n",
      " [ 5.83917379e+00]\n",
      " [ 1.27014761e+01]\n",
      " [ 1.13362932e+01]\n",
      " [-5.31931829e+00]\n",
      " [ 9.72174835e+00]\n",
      " [ 1.41926088e+01]\n",
      " [ 1.25711498e+01]\n",
      " [ 3.68306994e+00]\n",
      " [ 8.97415066e+00]\n",
      " [ 5.92838955e+00]\n",
      " [ 8.80196762e+00]\n",
      " [ 3.18494296e+00]\n",
      " [ 1.12917638e+00]\n",
      " [ 1.24497592e+00]\n",
      " [ 4.57346392e+00]\n",
      " [ 3.33042836e+00]\n",
      " [ 5.70040464e-01]\n",
      " [ 4.55347729e+00]\n",
      " [ 5.96772432e+00]\n",
      " [ 1.22219400e+01]\n",
      " [ 9.53745270e+00]\n",
      " [ 6.27979755e+00]\n",
      " [ 3.57559633e+00]\n",
      " [ 4.98471737e+00]\n",
      " [ 7.53731775e+00]\n",
      " [ 1.10682745e+01]\n",
      " [ 7.24058628e+00]\n",
      " [ 2.13275695e+00]\n",
      " [ 5.21434355e+00]\n",
      " [ 6.95552874e+00]\n",
      " [-6.75675347e-02]\n",
      " [ 7.36896133e+00]\n",
      " [ 3.06878114e+00]\n",
      " [-2.86630559e+00]\n",
      " [ 1.57493973e+00]\n",
      " [ 5.46859384e-01]\n",
      " [ 4.92608070e+00]\n",
      " [ 4.23439312e+00]\n",
      " [ 2.77594137e+00]\n",
      " [ 6.13579607e+00]\n",
      " [ 4.81144381e+00]\n",
      " [-3.56033468e+00]\n",
      " [ 1.66134727e+00]\n",
      " [ 1.82745991e+01]\n",
      " [-2.93324542e+00]\n",
      " [ 7.61864996e+00]\n",
      " [ 3.85725951e+00]\n",
      " [ 3.10660291e+00]\n",
      " [ 3.72308302e+00]\n",
      " [ 2.47987461e+00]\n",
      " [ 5.10914278e+00]\n",
      " [-1.59707057e+00]\n",
      " [ 3.96323371e+00]\n",
      " [-4.99956751e+00]\n",
      " [ 5.06860447e+00]\n",
      " [ 5.57763195e+00]\n",
      " [ 9.95232582e-01]\n",
      " [ 6.67370224e+00]\n",
      " [-7.26253748e+00]\n",
      " [ 7.59055972e-01]\n",
      " [ 8.46978664e+00]\n",
      " [-7.26203918e-01]\n",
      " [ 3.41877460e+00]\n",
      " [ 1.17172117e+01]\n",
      " [ 9.24898863e-01]\n",
      " [ 1.18141264e-01]\n",
      " [ 4.17968178e+00]\n",
      " [ 6.88886881e+00]\n",
      " [ 6.25141811e+00]\n",
      " [ 6.46126366e+00]\n",
      " [ 1.53215849e+00]\n",
      " [ 2.33599424e+00]\n",
      " [ 1.89876854e+00]\n",
      " [ 4.98934221e+00]\n",
      " [ 1.00673256e+01]\n",
      " [ 1.04232998e+01]\n",
      " [ 5.58003187e+00]\n",
      " [-1.54677796e+00]\n",
      " [ 3.93256807e+00]\n",
      " [ 3.88495922e+00]\n",
      " [ 7.96759653e+00]\n",
      " [ 2.76144505e+00]\n",
      " [ 4.26101255e+00]\n",
      " [ 4.82976484e+00]\n",
      " [-4.82433987e+00]\n",
      " [-1.69361830e+00]\n",
      " [ 8.11648464e+00]\n",
      " [ 3.64049125e+00]\n",
      " [ 9.81511176e-02]\n",
      " [ 6.48148870e+00]\n",
      " [-8.27892065e-01]\n",
      " [ 9.80443001e+00]\n",
      " [ 6.88575983e+00]\n",
      " [ 1.79592562e+00]\n",
      " [-1.83540928e+00]\n",
      " [ 8.71823215e+00]\n",
      " [ 6.38869524e+00]\n",
      " [-1.92670727e+00]\n",
      " [ 1.40237904e+01]\n",
      " [ 9.00272560e+00]\n",
      " [ 4.84912634e+00]\n",
      " [ 2.33866811e+00]\n",
      " [ 6.38805914e+00]\n",
      " [ 5.56965685e+00]\n",
      " [ 6.64039183e+00]\n",
      " [ 3.43154430e+00]\n",
      " [ 6.60030985e+00]\n",
      " [-2.25979710e+00]\n",
      " [ 3.95797402e-01]\n",
      " [-1.09010720e+00]\n",
      " [ 6.41440535e+00]\n",
      " [ 2.83874106e+00]\n",
      " [ 6.43265724e+00]\n",
      " [-4.21190977e+00]\n",
      " [ 6.95581436e+00]\n",
      " [ 8.65412295e-01]\n",
      " [ 4.91439772e+00]\n",
      " [ 4.61299324e+00]\n",
      " [ 1.70100808e+00]\n",
      " [ 6.81457615e+00]\n",
      " [ 9.00330353e+00]\n",
      " [ 3.76225543e+00]\n",
      " [ 6.35434818e+00]\n",
      " [ 8.60497761e+00]\n",
      " [-1.79834819e+00]\n",
      " [ 6.27028894e+00]\n",
      " [ 3.85933113e+00]\n",
      " [ 7.31101465e+00]\n",
      " [-1.48823512e+00]\n",
      " [ 5.81940365e+00]\n",
      " [ 7.81113005e+00]\n",
      " [ 4.85047579e+00]\n",
      " [ 4.86361647e+00]\n",
      " [ 5.86600924e+00]\n",
      " [ 5.46174145e+00]\n",
      " [-1.06063104e+00]\n",
      " [ 1.30263252e+01]\n",
      " [ 2.11531472e+00]\n",
      " [ 5.95315123e+00]\n",
      " [ 5.05288076e+00]\n",
      " [-8.16552341e-01]\n",
      " [ 9.50962734e+00]\n",
      " [-3.68448997e+00]\n",
      " [ 1.86164439e+00]\n",
      " [ 2.67383528e+00]\n",
      " [ 2.13364077e+00]\n",
      " [-2.41804028e+00]\n",
      " [ 4.51864910e+00]\n",
      " [ 4.47321558e+00]\n",
      " [ 5.88046026e+00]\n",
      " [ 4.05875540e+00]\n",
      " [ 6.74119568e+00]\n",
      " [ 5.32245159e+00]\n",
      " [ 7.20156193e+00]\n",
      " [ 4.24346733e+00]\n",
      " [ 7.64269543e+00]\n",
      " [ 4.86845350e+00]\n",
      " [ 3.48627090e+00]\n",
      " [ 5.46503544e+00]\n",
      " [ 4.06146240e+00]\n",
      " [ 8.37119865e+00]\n",
      " [ 5.25732994e+00]\n",
      " [ 9.69516754e+00]\n",
      " [ 7.44194508e+00]\n",
      " [ 5.16651630e+00]\n",
      " [ 1.52454698e+00]\n",
      " [ 3.41384077e+00]\n",
      " [ 4.87682867e+00]\n",
      " [ 5.63120031e+00]\n",
      " [-2.62945580e+00]\n",
      " [ 6.35584259e+00]\n",
      " [ 3.76848030e+00]\n",
      " [-1.11604905e+00]\n",
      " [ 4.47108459e+00]\n",
      " [-4.05242413e-01]\n",
      " [ 1.51114702e+00]\n",
      " [-1.46779215e+00]\n",
      " [ 1.21169734e+00]\n",
      " [ 1.49861908e+00]\n",
      " [ 7.78064442e+00]\n",
      " [ 8.04309750e+00]\n",
      " [ 9.50403023e+00]\n",
      " [ 6.65845871e+00]\n",
      " [ 5.27931118e+00]\n",
      " [ 5.05032396e+00]\n",
      " [-1.70776629e+00]\n",
      " [ 4.93944645e+00]\n",
      " [-5.51702881e+00]\n",
      " [ 9.00836885e-01]\n",
      " [ 3.49564338e+00]\n",
      " [ 3.15322661e+00]\n",
      " [ 2.73912907e+00]\n",
      " [ 2.85379219e+00]\n",
      " [ 8.44512844e+00]\n",
      " [ 2.68662035e-01]\n",
      " [ 8.57378101e+00]\n",
      " [ 1.46178281e+00]\n",
      " [ 2.32608414e+00]\n",
      " [-1.72052652e-01]\n",
      " [ 8.02919579e+00]\n",
      " [-2.81880164e+00]\n",
      " [ 8.47614956e+00]\n",
      " [ 8.37451172e+00]\n",
      " [ 1.62924373e+00]\n",
      " [ 4.11196375e+00]\n",
      " [ 2.02169442e+00]\n",
      " [ 3.60525155e+00]\n",
      " [-2.35901809e+00]\n",
      " [ 1.09334116e+01]\n",
      " [ 5.50456047e+00]\n",
      " [ 8.08846664e+00]\n",
      " [ 6.09503841e+00]\n",
      " [ 1.99983990e+00]\n",
      " [ 6.36637354e+00]\n",
      " [-1.09825194e+00]\n",
      " [ 8.60179138e+00]\n",
      " [-6.70806110e-01]\n",
      " [ 9.87524912e-02]\n",
      " [ 1.54575393e-01]\n",
      " [-3.27951217e+00]\n",
      " [-1.54199755e+00]\n",
      " [ 7.57595968e+00]\n",
      " [ 4.69542170e+00]\n",
      " [ 3.69572592e+00]\n",
      " [ 1.04271708e+01]\n",
      " [ 1.44101181e+01]\n",
      " [-3.75131249e-01]\n",
      " [-9.38283861e-01]\n",
      " [ 6.67945480e+00]\n",
      " [-2.21419740e+00]\n",
      " [-3.44292551e-01]\n",
      " [ 2.54063964e+00]\n",
      " [ 1.32003355e+01]\n",
      " [-1.05209279e+00]\n",
      " [ 2.38634753e+00]\n",
      " [ 9.85661507e+00]\n",
      " [ 6.18780518e+00]\n",
      " [ 3.01770353e+00]\n",
      " [ 1.20748758e+01]\n",
      " [ 4.65944433e+00]\n",
      " [ 2.13447809e+00]\n",
      " [ 3.91658735e+00]\n",
      " [-4.00610596e-01]\n",
      " [ 3.96100330e+00]\n",
      " [ 3.92576957e+00]\n",
      " [ 4.56038809e+00]\n",
      " [ 2.09521246e+00]\n",
      " [ 1.15430670e+01]\n",
      " [-5.06954134e-01]\n",
      " [ 4.97440863e+00]\n",
      " [ 1.11622066e+01]\n",
      " [ 2.20458031e+00]\n",
      " [ 5.94800138e+00]\n",
      " [ 7.68015289e+00]\n",
      " [ 2.97523999e+00]\n",
      " [ 9.48201084e+00]\n",
      " [ 1.27572060e+00]\n",
      " [-2.32568249e-01]\n",
      " [ 3.89785147e+00]\n",
      " [ 2.44268608e+00]\n",
      " [ 9.02616978e+00]\n",
      " [ 3.51922178e+00]\n",
      " [ 2.62992954e+00]\n",
      " [ 6.81311607e-01]\n",
      " [ 9.68636990e+00]\n",
      " [-3.51545548e+00]\n",
      " [-2.22686529e+00]\n",
      " [ 6.96178198e+00]\n",
      " [ 4.55279589e+00]\n",
      " [ 1.17215786e+01]\n",
      " [ 1.19298782e+01]\n",
      " [-2.17741221e-01]\n",
      " [ 7.60142374e+00]\n",
      " [ 9.77952099e+00]\n",
      " [-5.97308457e-01]\n",
      " [ 1.96806347e+00]\n",
      " [ 6.40813684e+00]\n",
      " [ 3.67163038e+00]\n",
      " [-2.03898406e+00]\n",
      " [ 6.81864405e+00]\n",
      " [ 1.28989232e+00]\n",
      " [ 3.31648993e+00]\n",
      " [-5.41993856e+00]\n",
      " [ 7.43324804e+00]\n",
      " [-6.05405629e-01]\n",
      " [ 4.96988153e+00]\n",
      " [ 1.74374318e+00]\n",
      " [ 4.09511042e+00]\n",
      " [ 7.71174097e+00]\n",
      " [ 8.72643185e+00]\n",
      " [ 1.78310430e+00]\n",
      " [-2.92269063e+00]\n",
      " [ 1.00104246e+01]\n",
      " [ 6.66399288e+00]\n",
      " [ 6.71394253e+00]\n",
      " [-1.63112307e+00]\n",
      " [ 5.79960442e+00]\n",
      " [ 1.80997992e+00]\n",
      " [ 4.80945778e+00]\n",
      " [ 7.68295383e+00]\n",
      " [ 5.73785830e+00]\n",
      " [ 4.32414675e+00]\n",
      " [ 9.19057274e+00]\n",
      " [ 2.07543159e+00]\n",
      " [-3.31241101e-01]\n",
      " [ 6.50763130e+00]\n",
      " [ 2.30367732e+00]\n",
      " [ 3.90920854e+00]\n",
      " [ 6.31297731e+00]\n",
      " [ 2.73958373e+00]\n",
      " [ 7.50877380e+00]\n",
      " [ 6.59681797e+00]\n",
      " [-1.01071620e+00]\n",
      " [ 2.17526054e+00]\n",
      " [ 8.68378925e+00]\n",
      " [ 5.63861465e+00]\n",
      " [-3.65722567e-01]\n",
      " [-2.57214451e+00]\n",
      " [ 9.48108971e-01]\n",
      " [ 7.12502337e+00]\n",
      " [ 6.92673922e+00]\n",
      " [ 4.74429464e+00]\n",
      " [-4.09122372e+00]\n",
      " [ 8.13398600e-01]\n",
      " [-1.81933987e+00]\n",
      " [ 6.82297850e+00]\n",
      " [ 4.33809471e+00]\n",
      " [ 1.64362564e+01]\n",
      " [-6.05964088e+00]\n",
      " [ 1.15063448e+01]\n",
      " [ 3.24265718e+00]\n",
      " [ 3.25042319e+00]\n",
      " [ 2.37433100e+00]\n",
      " [ 5.21944618e+00]\n",
      " [ 4.87185287e+00]\n",
      " [ 7.48030376e+00]\n",
      " [ 1.04348125e+01]\n",
      " [ 6.65836692e-01]\n",
      " [ 6.02721357e+00]\n",
      " [ 5.91007900e+00]\n",
      " [-5.46485758e+00]\n",
      " [ 3.64942956e+00]\n",
      " [-1.19089055e+00]\n",
      " [ 5.43998814e+00]\n",
      " [ 6.79130268e+00]\n",
      " [ 1.20107641e+01]\n",
      " [ 2.83295369e+00]\n",
      " [ 4.40144576e-02]\n",
      " [ 4.51518631e+00]\n",
      " [ 4.64316797e+00]\n",
      " [ 5.43959093e+00]\n",
      " [ 6.50810575e+00]\n",
      " [-2.61588979e+00]\n",
      " [ 4.90570211e+00]\n",
      " [ 4.46502352e+00]\n",
      " [ 2.43742609e+00]\n",
      " [ 6.35703993e+00]\n",
      " [ 7.34959316e+00]\n",
      " [-6.10967577e-01]\n",
      " [-2.07644272e+00]\n",
      " [-6.32633090e-01]\n",
      " [ 3.50296319e-01]\n",
      " [ 2.46499634e+00]\n",
      " [ 2.54750061e+00]\n",
      " [ 5.45056403e-01]\n",
      " [ 3.12307024e+00]\n",
      " [ 3.24178338e+00]\n",
      " [ 1.08102341e+01]\n",
      " [ 7.94856644e+00]\n",
      " [ 9.41281891e+00]\n",
      " [ 1.59891081e+00]\n",
      " [ 6.46930933e+00]\n",
      " [ 1.05488825e+01]\n",
      " [-2.53200006e+00]\n",
      " [ 6.75123036e-01]\n",
      " [ 5.43584013e+00]\n",
      " [ 7.68890762e+00]\n",
      " [ 6.94944906e+00]\n",
      " [ 5.43397379e+00]\n",
      " [ 1.08849020e+01]\n",
      " [ 1.63629341e+00]\n",
      " [ 2.50174046e+00]\n",
      " [ 1.06348085e+01]\n",
      " [ 6.29388618e+00]\n",
      " [ 8.33486366e+00]\n",
      " [ 6.84739017e+00]\n",
      " [ 4.39193439e+00]\n",
      " [-2.32299614e+00]\n",
      " [ 5.94096005e-01]\n",
      " [-3.05462408e+00]\n",
      " [ 1.90163052e+00]\n",
      " [ 8.26802444e+00]\n",
      " [ 5.68443823e+00]\n",
      " [ 6.13965082e+00]\n",
      " [ 5.31235743e+00]\n",
      " [ 5.03856659e+00]\n",
      " [ 2.80116677e+00]\n",
      " [ 5.33705091e+00]\n",
      " [ 5.60419703e+00]\n",
      " [ 3.06861806e+00]\n",
      " [ 3.87712169e+00]\n",
      " [-1.58869779e+00]\n",
      " [ 4.62253666e+00]\n",
      " [-3.28597188e+00]\n",
      " [ 2.86865497e+00]\n",
      " [ 9.58485961e-01]\n",
      " [ 9.78573799e-01]\n",
      " [-2.37092996e+00]\n",
      " [ 2.39312959e+00]\n",
      " [ 1.03494730e+01]\n",
      " [-8.60709608e-01]\n",
      " [ 2.98596573e+00]\n",
      " [-3.02562189e+00]\n",
      " [ 2.99706054e+00]\n",
      " [-3.53911090e+00]\n",
      " [ 4.17518425e+00]\n",
      " [ 7.96690845e+00]\n",
      " [-6.95832849e-01]\n",
      " [ 1.08715124e+01]\n",
      " [-2.09849191e+00]\n",
      " [ 8.25872517e+00]\n",
      " [ 6.42358255e+00]\n",
      " [ 3.59855080e+00]\n",
      " [ 2.20459270e+00]\n",
      " [ 6.94613361e+00]\n",
      " [-2.43070221e+00]\n",
      " [ 4.82340240e+00]\n",
      " [ 5.42747211e+00]\n",
      " [-9.15213645e-01]\n",
      " [-1.73135769e+00]\n",
      " [ 2.20971012e+00]\n",
      " [-1.93119824e+00]\n",
      " [ 6.95793295e+00]\n",
      " [ 8.90920218e-03]\n",
      " [ 3.92847061e+00]\n",
      " [ 2.22648263e+00]\n",
      " [ 3.00326562e+00]\n",
      " [ 2.23609781e+00]\n",
      " [ 4.13761759e+00]\n",
      " [ 8.15332592e-01]\n",
      " [ 4.99114156e-01]\n",
      " [ 1.29482222e+01]\n",
      " [ 5.50964689e+00]\n",
      " [ 2.25211835e+00]\n",
      " [-3.95040560e+00]\n",
      " [ 7.00539160e+00]\n",
      " [ 9.89085376e-01]\n",
      " [ 4.09902287e+00]\n",
      " [ 4.26412773e+00]\n",
      " [ 7.71597528e+00]\n",
      " [ 1.82056105e+00]\n",
      " [ 5.72596359e+00]\n",
      " [ 1.13297815e+01]\n",
      " [-5.55377603e-01]\n",
      " [ 5.48257017e+00]\n",
      " [ 8.40586376e+00]\n",
      " [ 5.15460825e+00]\n",
      " [ 1.11993814e+00]\n",
      " [ 2.68218517e+00]\n",
      " [ 1.03581972e+01]\n",
      " [ 2.41754103e+00]\n",
      " [ 3.87127447e+00]\n",
      " [ 5.28790140e+00]\n",
      " [ 1.82467055e+00]\n",
      " [-8.66450310e-01]\n",
      " [-1.44590366e+00]\n",
      " [-1.00385165e+00]\n",
      " [ 1.69367504e+00]\n",
      " [ 2.29805827e+00]\n",
      " [ 4.18926382e+00]\n",
      " [ 5.21691608e+00]\n",
      " [ 7.13214588e+00]\n",
      " [ 1.58196676e+00]\n",
      " [ 3.75486994e+00]\n",
      " [-4.33008289e+00]\n",
      " [ 4.90525341e+00]\n",
      " [ 6.54181194e+00]\n",
      " [ 4.78054094e+00]\n",
      " [-9.79173005e-01]\n",
      " [ 9.14540958e+00]\n",
      " [ 5.02895832e+00]\n",
      " [ 5.00752163e+00]\n",
      " [ 4.28715181e+00]\n",
      " [ 1.04434195e+01]\n",
      " [-1.82493281e+00]\n",
      " [ 9.14436913e+00]\n",
      " [ 8.83650017e+00]\n",
      " [-4.73022014e-01]\n",
      " [ 6.84628296e+00]\n",
      " [-1.35312274e-01]\n",
      " [ 6.13252068e+00]\n",
      " [ 5.77967024e+00]\n",
      " [-2.60547376e+00]\n",
      " [ 3.53740501e+00]\n",
      " [ 5.57046843e+00]\n",
      " [ 5.66844845e+00]\n",
      " [-2.04313919e-01]\n",
      " [ 3.27968502e+00]\n",
      " [-3.49560022e+00]\n",
      " [ 3.97374082e+00]\n",
      " [ 3.05303264e+00]\n",
      " [ 4.25846624e+00]\n",
      " [ 1.01692514e+01]\n",
      " [ 1.01993237e+01]\n",
      " [ 3.20233750e+00]\n",
      " [ 5.93519211e+00]\n",
      " [-3.50606585e+00]\n",
      " [ 2.01985908e+00]\n",
      " [ 6.49889088e+00]\n",
      " [ 2.42567229e+00]\n",
      " [-1.75587440e+00]\n",
      " [ 2.71923637e+00]\n",
      " [ 2.78761744e+00]\n",
      " [ 3.27443957e+00]\n",
      " [ 4.72580719e+00]\n",
      " [ 3.35783148e+00]\n",
      " [-5.74866581e+00]\n",
      " [-2.03856444e+00]\n",
      " [ 2.95245004e+00]\n",
      " [ 2.00847340e+00]\n",
      " [ 8.46761990e+00]\n",
      " [ 6.10225964e+00]\n",
      " [ 4.09234095e+00]\n",
      " [ 2.88425899e+00]\n",
      " [-6.35698140e-01]\n",
      " [ 3.61099887e+00]\n",
      " [ 1.87750316e+00]\n",
      " [ 3.03003287e+00]\n",
      " [ 2.50531507e+00]\n",
      " [ 3.55414391e+00]\n",
      " [ 5.78437686e-01]\n",
      " [ 5.82485437e+00]\n",
      " [ 7.00887680e+00]\n",
      " [ 4.17542696e+00]\n",
      " [ 4.28863144e+00]\n",
      " [ 1.04365988e+01]\n",
      " [ 6.37298203e+00]\n",
      " [ 6.45481873e+00]\n",
      " [ 9.80220699e+00]\n",
      " [ 6.59551954e+00]\n",
      " [ 3.66290116e+00]\n",
      " [ 3.85105538e+00]\n",
      " [ 9.26943970e+00]\n",
      " [ 1.01739254e+01]\n",
      " [ 7.52567911e+00]\n",
      " [ 7.02610075e-01]\n",
      " [ 6.56326151e+00]\n",
      " [-3.00371885e+00]\n",
      " [ 6.82099009e+00]\n",
      " [ 6.68025589e+00]\n",
      " [-4.54603732e-01]\n",
      " [ 3.56424546e+00]\n",
      " [ 3.38792825e+00]\n",
      " [ 1.82678258e+00]\n",
      " [ 3.24011302e+00]\n",
      " [ 1.02496376e+01]\n",
      " [ 7.91576910e+00]\n",
      " [ 7.00813198e+00]\n",
      " [ 2.69833302e+00]\n",
      " [ 4.34555674e+00]\n",
      " [ 1.92823374e+00]\n",
      " [ 4.03860599e-01]\n",
      " [ 7.37390137e+00]\n",
      " [ 2.24478936e+00]\n",
      " [ 6.54640245e+00]\n",
      " [ 6.15252542e+00]\n",
      " [ 1.77098036e+00]\n",
      " [-3.38813066e+00]\n",
      " [-2.69105077e+00]\n",
      " [ 5.50086069e+00]\n",
      " [ 1.84948385e+00]\n",
      " [ 2.81688046e+00]\n",
      " [ 7.04041767e+00]\n",
      " [ 5.17163610e+00]\n",
      " [ 4.91330922e-02]\n",
      " [ 1.39529734e+01]\n",
      " [ 5.72172546e+00]\n",
      " [ 2.28933716e+00]\n",
      " [ 6.59120750e+00]\n",
      " [ 4.73770761e+00]\n",
      " [ 4.43722677e+00]\n",
      " [ 5.15395641e+00]\n",
      " [ 3.54376602e+00]\n",
      " [ 1.04018793e+01]\n",
      " [ 2.29841709e+00]\n",
      " [ 4.66227961e+00]\n",
      " [ 2.63041329e+00]\n",
      " [-2.14365005e+00]\n",
      " [ 1.42471433e+00]\n",
      " [ 6.58573961e+00]\n",
      " [-4.42838430e-01]\n",
      " [ 2.73680162e+00]\n",
      " [ 1.04710455e+01]\n",
      " [ 5.53233385e+00]\n",
      " [-2.38096738e+00]\n",
      " [-7.06180573e-01]\n",
      " [ 3.83188224e+00]\n",
      " [ 4.30603564e-01]\n",
      " [ 3.87901545e+00]\n",
      " [ 2.18058205e+00]\n",
      " [ 3.23033738e+00]\n",
      " [-2.47455049e+00]\n",
      " [ 2.15913939e+00]\n",
      " [-3.49561834e+00]\n",
      " [ 2.42080212e+00]\n",
      " [ 4.26087999e+00]\n",
      " [ 5.89339685e+00]\n",
      " [ 4.07655525e+00]\n",
      " [ 2.20716023e+00]\n",
      " [ 4.18494320e+00]\n",
      " [ 8.76863384e+00]\n",
      " [ 6.07036161e+00]\n",
      " [ 1.16853209e+01]\n",
      " [ 8.56605721e+00]\n",
      " [ 3.06690598e+00]\n",
      " [-1.20500946e+00]\n",
      " [ 1.33779132e+00]\n",
      " [-2.75123000e-01]\n",
      " [-5.50691903e-01]\n",
      " [ 6.76740456e+00]\n",
      " [ 4.54907656e+00]\n",
      " [ 3.95347297e-01]\n",
      " [-1.48499727e+00]\n",
      " [ 1.19352999e+01]\n",
      " [ 9.01430607e+00]\n",
      " [-5.20439029e-01]\n",
      " [ 6.95082808e+00]\n",
      " [-2.05378819e+00]\n",
      " [ 5.19427681e+00]\n",
      " [ 3.59770632e+00]\n",
      " [ 1.24422722e+01]\n",
      " [ 7.11247778e+00]\n",
      " [ 1.39202583e+00]\n",
      " [ 6.72343636e+00]\n",
      " [ 1.12552128e+01]\n",
      " [ 3.18175244e+00]\n",
      " [ 3.54978704e+00]\n",
      " [ 3.67856121e+00]\n",
      " [ 4.78200722e+00]\n",
      " [ 9.74450779e+00]\n",
      " [ 5.72984028e+00]\n",
      " [ 8.11339569e+00]\n",
      " [ 3.77009463e+00]\n",
      " [ 1.11901350e+01]\n",
      " [ 4.12710905e+00]\n",
      " [ 3.86779952e+00]\n",
      " [ 8.92697334e+00]\n",
      " [ 1.00407410e+01]\n",
      " [-2.66800356e+00]\n",
      " [ 2.93964648e+00]\n",
      " [ 6.24053574e+00]\n",
      " [-1.67456412e+00]\n",
      " [ 5.06645298e+00]\n",
      " [-5.62619019e+00]\n",
      " [ 6.77216768e+00]\n",
      " [ 4.85942030e+00]\n",
      " [ 2.73465753e+00]\n",
      " [-1.04727399e+00]\n",
      " [ 5.90623236e+00]\n",
      " [ 1.00879097e+00]\n",
      " [ 4.95437479e+00]\n",
      " [ 5.94670010e+00]\n",
      " [ 6.12032413e+00]\n",
      " [-1.68668136e-01]\n",
      " [ 1.56076097e+00]\n",
      " [ 8.63047600e+00]\n",
      " [ 5.72864628e+00]\n",
      " [ 4.97593260e+00]\n",
      " [ 6.99009240e-01]\n",
      " [ 6.19061852e+00]\n",
      " [ 5.18756390e+00]\n",
      " [ 6.70552540e+00]\n",
      " [ 2.87398720e+00]\n",
      " [ 9.81844807e+00]\n",
      " [ 2.18807888e+00]\n",
      " [ 1.25021946e+00]\n",
      " [ 2.11278081e+00]\n",
      " [ 2.90470648e+00]\n",
      " [ 6.69266129e+00]\n",
      " [-1.11198053e-01]\n",
      " [ 1.24045649e+01]\n",
      " [ 1.10007200e+01]\n",
      " [ 1.28468447e+01]\n",
      " [ 1.33352494e+00]\n",
      " [ 6.65861654e+00]\n",
      " [-3.27702194e-01]\n",
      " [ 5.45426083e+00]\n",
      " [ 8.40305901e+00]\n",
      " [ 1.58152092e+00]\n",
      " [ 3.84823561e+00]\n",
      " [ 1.24749398e+00]\n",
      " [-4.44964027e+00]\n",
      " [-2.08210611e+00]\n",
      " [ 5.06243229e+00]\n",
      " [ 5.97650146e+00]\n",
      " [ 6.59597254e+00]\n",
      " [ 4.16761637e+00]\n",
      " [ 4.59041405e+00]\n",
      " [ 5.45308208e+00]\n",
      " [ 3.01611137e+00]\n",
      " [ 5.58401012e+00]\n",
      " [ 6.28152609e+00]\n",
      " [ 2.42265320e+00]\n",
      " [ 7.86336994e+00]\n",
      " [ 6.24878311e+00]\n",
      " [ 6.78428984e+00]\n",
      " [ 1.21941299e+01]\n",
      " [ 4.00493288e+00]\n",
      " [ 3.00320888e+00]\n",
      " [ 1.22700872e+01]\n",
      " [ 4.72103882e+00]\n",
      " [ 5.67658138e+00]\n",
      " [ 1.33476055e+00]\n",
      " [ 3.23791313e+00]\n",
      " [ 6.51224136e+00]\n",
      " [ 7.24371099e+00]\n",
      " [ 2.42092586e+00]\n",
      " [ 4.51713181e+00]\n",
      " [-2.09318471e+00]\n",
      " [ 6.35370445e+00]\n",
      " [ 4.82793665e+00]\n",
      " [ 1.68174708e+00]\n",
      " [ 8.12162113e+00]\n",
      " [ 1.50918663e+00]\n",
      " [ 6.22650814e+00]\n",
      " [-8.27175140e-01]\n",
      " [ 1.12854421e+00]\n",
      " [ 5.65789986e+00]\n",
      " [ 1.22917843e+00]\n",
      " [-4.24542844e-01]\n",
      " [ 1.01937389e+01]\n",
      " [ 3.74666929e+00]\n",
      " [ 3.33274889e+00]\n",
      " [-1.85383999e+00]\n",
      " [ 4.83290815e+00]\n",
      " [ 5.30190420e+00]\n",
      " [ 7.33516455e+00]\n",
      " [ 1.02673697e+00]\n",
      " [ 8.00230789e+00]\n",
      " [ 5.23417616e+00]\n",
      " [-3.48788559e-01]\n",
      " [ 5.47991693e-01]\n",
      " [ 4.78524542e+00]\n",
      " [ 4.04099703e+00]\n",
      " [ 5.59740210e+00]\n",
      " [ 4.53559011e-01]\n",
      " [ 9.39905071e+00]\n",
      " [ 1.81375086e+00]\n",
      " [ 1.30359869e+01]\n",
      " [ 3.65040135e+00]\n",
      " [ 3.63824868e+00]\n",
      " [ 6.74537182e+00]\n",
      " [ 2.26049709e+00]\n",
      " [-3.92062044e+00]\n",
      " [-2.75111771e+00]\n",
      " [ 1.12492962e+01]\n",
      " [ 4.48444748e+00]\n",
      " [ 3.56438828e+00]\n",
      " [ 8.04210186e+00]\n",
      " [ 4.33365202e+00]\n",
      " [ 1.91784191e+00]\n",
      " [-2.36926794e+00]\n",
      " [ 4.05818748e+00]\n",
      " [ 5.52832699e+00]\n",
      " [-1.56904244e+00]\n",
      " [ 1.08128910e+01]\n",
      " [ 6.17477417e+00]\n",
      " [ 1.38459892e+01]\n",
      " [ 2.06848073e+00]\n",
      " [ 5.69705677e+00]\n",
      " [ 3.80757427e+00]\n",
      " [ 1.39952526e+01]\n",
      " [ 4.57862616e+00]\n",
      " [ 7.20354462e+00]\n",
      " [-2.91481137e+00]\n",
      " [ 5.47172642e+00]\n",
      " [ 4.14503187e-01]\n",
      " [ 3.38391304e+00]\n",
      " [ 2.90784311e+00]\n",
      " [ 9.74879360e+00]\n",
      " [ 3.13386846e+00]\n",
      " [ 1.31608748e+00]\n",
      " [ 6.64221716e+00]\n",
      " [ 7.26933289e+00]\n",
      " [ 6.84884787e+00]\n",
      " [ 2.17807978e-01]\n",
      " [ 1.01194134e+01]\n",
      " [ 2.18571448e+00]\n",
      " [ 5.72212791e+00]\n",
      " [ 7.50523329e+00]\n",
      " [ 3.20553184e+00]\n",
      " [ 2.18625116e+00]\n",
      " [ 7.57540751e+00]\n",
      " [ 4.99897099e+00]\n",
      " [ 1.17665586e+01]\n",
      " [ 4.69771528e+00]\n",
      " [ 5.03282785e+00]\n",
      " [ 6.89612341e+00]\n",
      " [ 7.31278372e+00]\n",
      " [ 4.48592949e+00]\n",
      " [ 3.82170534e+00]\n",
      " [ 7.13375330e-01]\n",
      " [ 3.06388211e+00]\n",
      " [ 1.58733976e+00]\n",
      " [ 5.26488638e+00]\n",
      " [-4.65297520e-01]\n",
      " [-4.82309520e-01]\n",
      " [ 6.85575771e+00]\n",
      " [ 1.27131023e+01]\n",
      " [ 1.65418601e+00]\n",
      " [ 3.63653708e+00]\n",
      " [ 1.04063120e+01]\n",
      " [ 2.53955960e+00]\n",
      " [ 2.31782103e+00]\n",
      " [ 6.10250044e+00]\n",
      " [ 7.73224354e+00]\n",
      " [ 3.46063137e-01]\n",
      " [ 1.29451263e+00]\n",
      " [ 4.57889509e+00]\n",
      " [ 1.26488609e+01]\n",
      " [ 3.18926597e+00]\n",
      " [ 1.20372868e+00]\n",
      " [ 1.14355011e+01]\n",
      " [ 5.81362009e+00]\n",
      " [ 1.36735106e+01]\n",
      " [ 7.15435934e+00]\n",
      " [ 1.03349257e+01]\n",
      " [ 1.05746078e+01]\n",
      " [ 5.21396732e+00]\n",
      " [ 1.05578823e+01]\n",
      " [ 3.53376555e+00]\n",
      " [ 8.84202766e+00]\n",
      " [-1.48056722e+00]\n",
      " [-1.79550052e+00]\n",
      " [-4.56000900e+00]\n",
      " [ 4.02607107e+00]\n",
      " [ 1.11830994e-01]\n",
      " [ 4.13234043e+00]\n",
      " [ 8.91834736e+00]\n",
      " [ 2.41940212e+00]\n",
      " [-6.45181656e-01]\n",
      " [ 7.01529837e+00]\n",
      " [ 7.26113677e-01]\n",
      " [-2.46545720e+00]\n",
      " [ 3.71126986e+00]\n",
      " [-2.23949575e+00]\n",
      " [-4.05789280e+00]\n",
      " [-2.03825092e+00]\n",
      " [ 6.72743511e+00]\n",
      " [ 1.09645786e+01]\n",
      " [ 7.99237072e-01]\n",
      " [ 7.17564869e+00]\n",
      " [ 3.77687764e+00]\n",
      " [ 2.19283476e-01]\n",
      " [ 1.09215746e+01]\n",
      " [ 6.17646408e+00]\n",
      " [-3.00347185e+00]\n",
      " [ 4.10510731e+00]\n",
      " [ 8.83613777e+00]\n",
      " [ 3.57084131e+00]\n",
      " [-1.85078418e+00]\n",
      " [ 5.30541039e+00]\n",
      " [ 4.62999773e+00]\n",
      " [ 2.48105979e+00]\n",
      " [ 3.97071481e+00]\n",
      " [ 3.98081708e+00]\n",
      " [ 3.54903364e+00]\n",
      " [-1.29679179e+00]\n",
      " [ 7.23284340e+00]\n",
      " [ 1.86781809e-01]\n",
      " [ 3.18267202e+00]\n",
      " [ 2.14597273e+00]\n",
      " [ 1.24594746e+01]\n",
      " [ 3.20303708e-01]\n",
      " [ 8.81898117e+00]\n",
      " [ 1.89049625e+00]\n",
      " [ 5.21366405e+00]\n",
      " [-9.28150117e-01]\n",
      " [ 7.03322315e+00]\n",
      " [ 8.37989044e+00]\n",
      " [ 5.18352604e+00]\n",
      " [ 8.90835583e-01]\n",
      " [ 1.23330479e+01]\n",
      " [ 7.23671770e+00]\n",
      " [ 5.22259712e-01]\n",
      " [-1.79670620e+00]\n",
      " [ 6.37390900e+00]\n",
      " [ 4.05824423e+00]\n",
      " [-2.07199621e+00]\n",
      " [ 5.36389399e+00]\n",
      " [ 4.30443048e+00]\n",
      " [ 4.07413912e+00]\n",
      " [ 2.42001963e+00]\n",
      " [ 5.16921616e+00]\n",
      " [-4.05759811e-01]\n",
      " [ 1.80077457e+00]\n",
      " [ 3.02900696e+00]\n",
      " [ 1.17022390e+01]\n",
      " [-2.05310154e+00]\n",
      " [ 6.11879158e+00]\n",
      " [ 3.68419600e+00]\n",
      " [ 4.52056456e+00]\n",
      " [ 9.58651543e+00]\n",
      " [ 8.92734623e+00]\n",
      " [-3.37137818e+00]\n",
      " [ 2.30335283e+00]\n",
      " [ 1.93564188e+00]\n",
      " [ 2.76297867e-01]\n",
      " [ 9.51147175e+00]\n",
      " [ 8.75170040e+00]\n",
      " [ 9.91223240e+00]\n",
      " [ 1.61647332e+00]\n",
      " [ 3.88379526e+00]\n",
      " [ 1.88731873e+00]\n",
      " [ 7.07911348e+00]\n",
      " [ 4.96418142e+00]\n",
      " [-7.95541167e-01]\n",
      " [ 4.67094088e+00]\n",
      " [ 2.75789428e+00]\n",
      " [ 1.33395138e+01]\n",
      " [ 8.34067154e+00]\n",
      " [ 1.02707005e+01]\n",
      " [ 6.88148594e+00]\n",
      " [-4.01837111e+00]\n",
      " [-2.15772599e-01]\n",
      " [ 7.17363930e+00]\n",
      " [-1.64177024e+00]\n",
      " [ 4.39957476e+00]\n",
      " [ 5.51927853e+00]\n",
      " [ 6.94933081e+00]\n",
      " [ 7.24967241e+00]\n",
      " [ 5.66040564e+00]\n",
      " [ 4.66513491e+00]\n",
      " [ 9.07484913e+00]\n",
      " [ 1.50842342e+01]\n",
      " [ 2.29209685e+00]\n",
      " [ 5.02221584e+00]\n",
      " [ 3.09748030e+00]\n",
      " [ 5.95700324e-01]\n",
      " [ 6.32878590e+00]\n",
      " [ 2.41850710e+00]\n",
      " [ 4.50788069e+00]]\n"
     ]
    }
   ],
   "source": [
    "from mxnet import np\n",
    "import random\n",
    "\n",
    "\n",
    "w=np.array([2, -3.4])\n",
    "noise=0.01\n",
    "X = np.random.randn(4, len(w))\n",
    "# print(X)\n",
    "# print('=======')\n",
    "y = np.dot(X, w.reshape((-1, 1)))  \n",
    "\n",
    "# num_examples=10\n",
    "\n",
    "# print(2*X[3][0]+X[3][1]*(-3.4))\n",
    "# print('features:', X[3],'\\nlabel:', y[3])\n",
    "# print('X shape:', X.shape, '\\ny shape:', y.shape)\n",
    "\n",
    "# indices = list(range(0, 10))\n",
    "# print(indices)\n",
    "# random.shuffle(indices)# 打乱列表元素的顺序\n",
    "# print(indices)\n",
    "\n",
    "# X = np.random.normal(0, 1, (4, 7))# 生成0-1大小的 4* 7大小的矩阵\n",
    "# print(X)\n",
    "\n",
    "P = np.zeros(1)\n",
    "print(P)\n",
    "\n",
    "def data_iter(batch_size, features, labels):\n",
    "    num_examples = len(features)\n",
    "    indices = list(range(num_examples))\n",
    "    # 这些样本是随机读取的，没有特定的顺序\n",
    "    random.shuffle(indices)\n",
    "    for i in range(0, num_examples, batch_size):\n",
    "        batch_indices = np.array(\n",
    "            indices[i: min(i + batch_size, num_examples)])\n",
    "        yield features[batch_indices], labels[batch_indices]\n",
    "\n",
    "# batch_size = 10\n",
    "# b=0.01\n",
    "# X = np.random.normal(0, 1, (num_examples, len(w)))# 生成0-1大小的 num_examples* len(w)的矩阵\n",
    "# y = np.dot(X, w) + b\n",
    "# print(y)\n",
    "# print(y.shape)\n",
    "# y += np.random.normal(0, 0.01, y.shape)\n",
    "# # print(X)\n",
    "# print(y)\n",
    "\n",
    "def synthetic_data(w, b, num_examples):  #@save\n",
    "    \"\"\"生成y=Xw+b+噪声\"\"\"\n",
    "    X = np.random.normal(0, 1, (num_examples, len(w)))\n",
    "    print(X)\n",
    "    y = np.dot(X, w) + b\n",
    "    y += np.random.normal(0, 0.01, y.shape)\n",
    "    print(X)\n",
    "    return X, y.reshape((-1, 1))\n",
    "\n",
    "true_w = np.array([2, -3.4])\n",
    "true_b = 4.2\n",
    "features, labels = synthetic_data(true_w, true_b, 1000)\n",
    "print(features)\n",
    "print(labels)"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "id": "aac15227",
   "metadata": {},
   "outputs": [],
   "source": []
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "id": "4d966a6b",
   "metadata": {},
   "outputs": [],
   "source": []
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "id": "08dc2586",
   "metadata": {},
   "outputs": [],
   "source": []
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "id": "f0c0a073",
   "metadata": {},
   "outputs": [],
   "source": []
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "id": "95afee9b",
   "metadata": {},
   "outputs": [],
   "source": []
  },
  {
   "cell_type": "code",
   "execution_count": null,
   "id": "22863382",
   "metadata": {},
   "outputs": [],
   "source": []
  }
 ],
 "metadata": {
  "kernelspec": {
   "display_name": "Python 3 (ipykernel)",
   "language": "python",
   "name": "python3"
  },
  "language_info": {
   "codemirror_mode": {
    "name": "ipython",
    "version": 3
   },
   "file_extension": ".py",
   "mimetype": "text/x-python",
   "name": "python",
   "nbconvert_exporter": "python",
   "pygments_lexer": "ipython3",
   "version": "3.10.2"
  }
 },
 "nbformat": 4,
 "nbformat_minor": 5
}