Mercurial > hg > machine-learning-hw6

annotate getVocabList.m @ 3:ace890ed0ed9 default tip

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Use lookup to look for all words at once
author Jordi Gutiérrez Hermoso <jordigh@octave.org>
date Sat, 10 Dec 2011 15:56:02 -0500
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1 function vocabList = getVocabList()
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2 %GETVOCABLIST reads the fixed vocabulary list in vocab.txt and returns a
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3 %cell array of the words
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4 % vocabList = GETVOCABLIST() reads the fixed vocabulary list in vocab.txt
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5 % and returns a cell array of the words in vocabList.
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8 %% Read the fixed vocabulary list
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9 fid = fopen('vocab.txt');
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11 % Store all dictionary words in cell array vocab{}
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12 n = 1899; % Total number of words in the dictionary
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14 % For ease of implementation, we use a struct to map the strings => integers
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15 % In practice, you'll want to use some form of hashmap
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16 vocabList = cell(n, 1);
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17 for i = 1:n
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18 % Word Index (can ignore since it will be = i)
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19 fscanf(fid, '%d', 1);
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20 % Actual Word
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21 vocabList{i} = fscanf(fid, '%s', 1);
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22 end
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23 fclose(fid);
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25 end