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Fix minor typos in 6_1_Line_Search.ipynb and 6_2_Gradient_Descent.ipynb

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This commit is contained in:
Youcef Rahal
2024-02-03 13:47:32 -05:00
parent 07bcc98a85
commit 8e3008673d
2 changed files with 8 additions and 9 deletions
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11
Notebooks/Chap06/6_1_Line_Search.ipynb
View File

@@ -113,7 +113,7 @@
" b = 0.33\n", " b = 0.33\n",
" c = 0.66\n", " c = 0.66\n",
" d = 1.0\n", " d = 1.0\n",
" n_iter =0;\n", " n_iter = 0\n",
"\n", "\n",
" # While we haven't found the minimum closely enough\n", " # While we haven't found the minimum closely enough\n",
" while np.abs(b-c) > thresh and n_iter < max_iter:\n", " while np.abs(b-c) > thresh and n_iter < max_iter:\n",
@@ -131,8 +131,7 @@
"\n", "\n",
" print('Iter %d, a=%3.3f, b=%3.3f, c=%3.3f, d=%3.3f'%(n_iter, a,b,c,d))\n", " print('Iter %d, a=%3.3f, b=%3.3f, c=%3.3f, d=%3.3f'%(n_iter, a,b,c,d))\n",
"\n", "\n",
" # Rule #1 If the HEIGHT at point A is less the HEIGHT at points B, C, and D then halve values of B, C, and D\n", " # Rule #1 If the HEIGHT at point A is less than the HEIGHT at points B, C, and D then halve values of B, C, and D\n",
" # i.e. bring them closer to the original point\n",
" # i.e. bring them closer to the original point\n", " # i.e. bring them closer to the original point\n",
" # TODO REPLACE THE BLOCK OF CODE BELOW WITH THIS RULE\n", " # TODO REPLACE THE BLOCK OF CODE BELOW WITH THIS RULE\n",
" if (0):\n", " if (0):\n",
@@ -140,7 +139,7 @@
"\n", "\n",
"\n", "\n",
" # Rule #2 If the HEIGHT at point b is less than the HEIGHT at point c then\n", " # Rule #2 If the HEIGHT at point b is less than the HEIGHT at point c then\n",
" # then point d becomes point c, and\n", " # point d becomes point c, and\n",
" # point b becomes 1/3 between a and new d\n", " # point b becomes 1/3 between a and new d\n",
" # point c becomes 2/3 between a and new d\n", " # point c becomes 2/3 between a and new d\n",
" # TODO REPLACE THE BLOCK OF CODE BELOW WITH THIS RULE\n", " # TODO REPLACE THE BLOCK OF CODE BELOW WITH THIS RULE\n",
@@ -148,7 +147,7 @@
" continue;\n", " continue;\n",
"\n", "\n",
" # Rule #3 If the HEIGHT at point c is less than the HEIGHT at point b then\n", " # Rule #3 If the HEIGHT at point c is less than the HEIGHT at point b then\n",
" # then point a becomes point b, and\n", " # point a becomes point b, and\n",
" # point b becomes 1/3 between new a and d\n", " # point b becomes 1/3 between new a and d\n",
" # point c becomes 2/3 between new a and d\n", " # point c becomes 2/3 between new a and d\n",
" # TODO REPLACE THE BLOCK OF CODE BELOW WITH THIS RULE\n", " # TODO REPLACE THE BLOCK OF CODE BELOW WITH THIS RULE\n",
@@ -190,4 +189,4 @@
"outputs": [] "outputs": []
} }
] ]
} }

6
Notebooks/Chap06/6_2_Gradient_Descent.ipynb
View File

@@ -117,7 +117,7 @@
"id": "QU5mdGvpTtEG" "id": "QU5mdGvpTtEG"
}, },
"source": [ "source": [
"Now lets create compute the sum of squares loss for the training data" "Now let's compute the sum of squares loss for the training data"
] ]
}, },
{ {
@@ -341,7 +341,7 @@
" continue;\n", " continue;\n",
"\n", "\n",
" # Rule #2 If point b is less than point c then\n", " # Rule #2 If point b is less than point c then\n",
" # then point d becomes point c, and\n", " # point d becomes point c, and\n",
" # point b becomes 1/3 between a and new d\n", " # point b becomes 1/3 between a and new d\n",
" # point c becomes 2/3 between a and new d\n", " # point c becomes 2/3 between a and new d\n",
" if lossb < lossc:\n", " if lossb < lossc:\n",
@@ -351,7 +351,7 @@
" continue\n", " continue\n",
"\n", "\n",
" # Rule #2 If point c is less than point b then\n", " # Rule #2 If point c is less than point b then\n",
" # then point a becomes point b, and\n", " # point a becomes point b, and\n",
" # point b becomes 1/3 between new a and d\n", " # point b becomes 1/3 between new a and d\n",
" # point c becomes 2/3 between new a and d\n", " # point c becomes 2/3 between new a and d\n",
" a = b\n", " a = b\n",