Matlab loss 曲线

<code class="language-Matlab hljs matlab has-numbering" style="display: block; padding: 0px; color: inherit; box-sizing: border-box; font-family: "Source Code Pro", monospace;font-size:undefined; white-space: pre; border-radius: 0px; word-wrap: normal; background: transparent;"><span class="hljs-function" style="box-sizing: border-box;"><span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">function</span> <span class="hljs-title" style="box-sizing: border-box;">plot_log</span><span class="hljs-params" style="color: rgb(102, 0, 102); box-sizing: border-box;">(logName)</span></span>
fid = fopen(logName, <span class="hljs-string" style="color: rgb(0, 136, 0); box-sizing: border-box;">'r'</span>);
test_loss = fopen(<span class="hljs-string" style="color: rgb(0, 136, 0); box-sizing: border-box;">'test_loss.txt'</span>, <span class="hljs-string" style="color: rgb(0, 136, 0); box-sizing: border-box;">'w'</span>);
train_loss = fopen(<span class="hljs-string" style="color: rgb(0, 136, 0); box-sizing: border-box;">'train_loss.txt'</span>, <span class="hljs-string" style="color: rgb(0, 136, 0); box-sizing: border-box;">'w'</span>);
train_lr = fopen(<span class="hljs-string" style="color: rgb(0, 136, 0); box-sizing: border-box;">'train_lr.txt'</span>,<span class="hljs-string" style="color: rgb(0, 136, 0); box-sizing: border-box;">'w'</span>);
tline = fgetl(fid);
<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">while</span> ischar(tline)
k = strfind(tline, <span class="hljs-string" style="color: rgb(0, 136, 0); box-sizing: border-box;">'Iteration'</span>);
<span class="hljs-comment" style="color: rgb(136, 0, 0); box-sizing: border-box;">% it's a valid log</span>
<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">if</span> ~<span class="hljs-built_in" style="color: rgb(102, 0, 102); box-sizing: border-box;">isempty</span>(k)
iter_start = k+<span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">10</span>;
iter_end = strfind(tline(k:<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">end</span>),<span class="hljs-string" style="color: rgb(0, 136, 0); box-sizing: border-box;">','</span>);
iter = tline(iter_start:iter_end+k-<span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">2</span>);
<span class="hljs-comment" style="color: rgb(136, 0, 0); box-sizing: border-box;">%store test_loss</span>
lr_k = strfind(tline, <span class="hljs-string" style="color: rgb(0, 136, 0); box-sizing: border-box;">'lr'</span>);
<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">if</span> ~<span class="hljs-built_in" style="color: rgb(102, 0, 102); box-sizing: border-box;">isempty</span>(lr_k)
lr_tart = lr_k + <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">5</span>;
lr = tline(lr_tart : <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">end</span>);
fprintf(train_lr, <span class="hljs-string" style="color: rgb(0, 136, 0); box-sizing: border-box;">'%s\t%s\n'</span>, iter,lr);
<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">end</span>
<span class="hljs-comment" style="color: rgb(136, 0, 0); box-sizing: border-box;">%store train_loss</span>
train_k = strfind(tline, <span class="hljs-string" style="color: rgb(0, 136, 0); box-sizing: border-box;">'loss'</span>);
<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">if</span> ~<span class="hljs-built_in" style="color: rgb(102, 0, 102); box-sizing: border-box;">isempty</span>(train_k)
train_tart = train_k + <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">7</span>;
loss_train = tline(train_tart : <span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">end</span>);
fprintf(train_loss, <span class="hljs-string" style="color: rgb(0, 136, 0); box-sizing: border-box;">'%s\t%s\n'</span>, iter,loss_train);
<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">end</span>
<span class="hljs-comment" style="color: rgb(136, 0, 0); box-sizing: border-box;">%store test_loss</span>
test_k = strfind(tline, <span class="hljs-string" style="color: rgb(0, 136, 0); box-sizing: border-box;">'Testing'</span>);
<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">if</span> ~<span class="hljs-built_in" style="color: rgb(102, 0, 102); box-sizing: border-box;">isempty</span>(test_k) <span class="hljs-comment" style="color: rgb(136, 0, 0); box-sizing: border-box;">% </span>
tline = fgetl(fid);
flag = <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">1</span>;
<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">while</span>(ischar(tline) && flag)
test_k = strfind(tline, <span class="hljs-string" style="color: rgb(0, 136, 0); box-sizing: border-box;">'loss'</span>);
<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">if</span> ~<span class="hljs-built_in" style="color: rgb(102, 0, 102); box-sizing: border-box;">isempty</span>(test_k)
flag = <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">0</span>;
test_start = test_k + <span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">7</span>;
test_end = strfind(tline(test_start:<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">end</span>),<span class="hljs-string" style="color: rgb(0, 136, 0); box-sizing: border-box;">'('</span>)-<span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">3</span>;
loss_test = tline(test_start : test_end+test_start);
fprintf(test_loss, <span class="hljs-string" style="color: rgb(0, 136, 0); box-sizing: border-box;">'%s\t%s\n'</span>, iter,loss_test);
<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">end</span>
tline = fgetl(fid);
<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">end</span>
<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">end</span>
<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">end</span>
tline = fgetl(fid);
<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">end</span>
fclose(fid);
fclose(test_loss);
fclose(train_loss);
fclose(train_lr);
<span class="hljs-comment" style="color: rgb(136, 0, 0); box-sizing: border-box;">%plot</span>

train_loss=importdata(<span class="hljs-string" style="color: rgb(0, 136, 0); box-sizing: border-box;">'train_loss.txt'</span>);
<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">if</span>(~<span class="hljs-built_in" style="color: rgb(102, 0, 102); box-sizing: border-box;">isempty</span>(train_loss))
figure(<span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">1</span>)
plot(train_loss(:,<span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">1</span>),train_loss(:,<span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">2</span>));
title(<span class="hljs-string" style="color: rgb(0, 136, 0); box-sizing: border-box;">'train_loss vs. Iterations'</span>)
<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">end</span>

test_loss=importdata(<span class="hljs-string" style="color: rgb(0, 136, 0); box-sizing: border-box;">'test_loss.txt'</span>);
<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">if</span>(~<span class="hljs-built_in" style="color: rgb(102, 0, 102); box-sizing: border-box;">isempty</span>(test_loss))
figure(<span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">2</span>)
plot(test_loss(:,<span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">1</span>),test_loss(:,<span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">2</span>));
title(<span class="hljs-string" style="color: rgb(0, 136, 0); box-sizing: border-box;">'test_loss vs. Iterations'</span>)
<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">end</span>

train_lr=importdata(<span class="hljs-string" style="color: rgb(0, 136, 0); box-sizing: border-box;">'train_lr.txt'</span>);
<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">if</span>(~<span class="hljs-built_in" style="color: rgb(102, 0, 102); box-sizing: border-box;">isempty</span>(train_lr))
figure(<span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">3</span>)
plot(train_lr(:,<span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">1</span>),train_lr(:,<span class="hljs-number" style="color: rgb(0, 102, 102); box-sizing: border-box;">2</span>));
title(<span class="hljs-string" style="color: rgb(0, 136, 0); box-sizing: border-box;">'train_lr vs. Iterations'</span>)
<span class="hljs-keyword" style="color: rgb(0, 0, 136); box-sizing: border-box;">end</span></code><ul class="pre-numbering" style="box-sizing: border-box; position: absolute; width: 50px; top: 0px; left: 0px; margin: 0px; padding: 6px 0px 40px; border-right-width: 1px; border-right-style: solid; border-right-color: rgb(221, 221, 221); list-style: none; text-align: right; background-color: rgb(238, 238, 238);"><li style="box-sizing: border-box; padding: 0px 5px;">1</li><li style="box-sizing: border-box; padding: 0px 5px;">2</li><li style="box-sizing: border-box; padding: 0px 5px;">3</li><li style="box-sizing: border-box; padding: 0px 5px;">4</li><li style="box-sizing: border-box; padding: 0px 5px;">5</li><li style="box-sizing: border-box; padding: 0px 5px;">6</li><li style="box-sizing: border-box; padding: 0px 5px;">7</li><li style="box-sizing: border-box; padding: 0px 5px;">8</li><li style="box-sizing: border-box; padding: 0px 5px;">9</li><li style="box-sizing: border-box; padding: 0px 5px;">10</li><li style="box-sizing: border-box; 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