magoosh vocab

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Python server multi-process stress testing tool

. For example, during the stress test of the thrift interface, it is difficult to extend the java program through jmeter. However, when it comes to scenario-based stress testing or strange sdks, for example, the interface for stress testing in this article is the python message SDK automatically generated through java code and involves Scenario-Based stress testing, it is difficult to solve this problem through a general server pressure test tool. 1. Press the code Decoupling The following is th

Recurrent Neural Network Language Modeling Toolkit Source analysis (three)

the sentence as The following function finds Word, finds the index that returns word in vocab, does not find return-1, the previous variable is just a brief explanation, here is a brief understanding of Word,getwordhash (word), Vocab_hash[],vocab [] The relationship, see figure. Look at the graph and see that given word, you can get Word's index in vocab in the

TensorFlow uses the pre-trained word vector

At present, when using the depth network for text task model training, the first step should be to convert the text into Word vector processing. But the effect of general word vector is related to the size of corpus, and the corpus of processing task is insufficient to support our experiment, then we need to use the mass corpus training word vector on the Internet. 1, download On-line public word vector download address: Https://github.com/xgli/word2vec-apiGlove's file describes how to use the p

Source analysis of distence.c file in Word2vec

#include #include #include //#include #include Const Long LongMax_size = -;//MAX length of stringsConst Long LongN =5;//number of closest words that'll be shownConst Long LongMax_w = -;//MAX length of vocabulary entriesintMainintargcChar**ARGV) {FILE *f;CharSt1[max_size];Char*bestw[n];an array of pointers, in size n, where each element points to a char-type pointer. CharFile_name[max_size], st[ -][max_size];floatDist, Len, Bestd[n], vec[max_size];Long LongWords, size, a, B, C, D, CN, bi[ -];Ch

Word embeddings: encoding lexical semantics

Word embeddings: encoding lexical semantics Getting dense word embeddings Word embeddings in pytorch An example: n-gram Language Modeling Exercise: computing word embeddings: continuous bag-of-Words Word embeddings in pytorch import torchimport torch.nn as nnimport torch.nn.functional as Fimport torch.optim as optimtorch.manual_seed(1)word_to_ix = {"hello": 0, "world": 1}embeds = nn.Embedding(2, 5) # 2 words in vocab, 5 dimensional embeddingsloo

Using Tmtoolkit in Python for topic model LDA Evaluation

will use LDA. Package, so we need to install it before we can use the evaluation function that is specific to the package we start by importing the features we need: import Matplotlib.pyplot as plt # for plotting the results Plt.style.use (' Ggplot ') # for loading the data: From tmtoolkit.utils import unpickle_file # for model evaluation with the LDA package: From tmtoolkit.lda_utils import Tm_lda # for constructing the evaluation plot: From tmtoolkit.lda_u

-03tensorflow advanced implementation of RNN-LSTM cyclic neural network

3 4 5 6 7 8 ' process character data, convert to Number ' ' Vocab

Thread-Safe Srilm language Model C + + interface

(vocabstring Word, const vocabstring *context).Although he has a possible write operation, the Addunkwords function defaults to FlaseIn fact, this interface is not a problem, the individual has not been General Assembly Daoteng Wordprob (vocabstring Word, const vocabstring *context) The second parameter in the multidimensional array char**.My own solution is to find a way to use Ngram's wordprob rationally. View SRILM.C calculation N-gram probability, is nothing more than the first to divide th

Generating a language model with Srilm

The main goal of Srilm is to support the estimation and evaluation of language models. It is estimated that a model is obtained from the training data (training set), including the maximum likelihood estimation and the corresponding smoothing algorithm, while the evaluation calculates its perplexity from the test set. Its most basic and core modules are the N-gram module, which is also the earliest implemented module, including two tools: Ngram-count and Ngram, which are used to estimate the con

The algorithm of deep learning Word2vec notes

to change a method to first generate a 0 to window-1 a number B, and then the training of the word (assuming that the word i) of the window is from the beginning of the first word i-window+b to the end of the i-window+b word. It is important to note that each word has a different C, which is randomly generated.If someone has read the code, they will find that q_ (K_IJ) is represented in the code with a matrix syn1, and C_ (I_j) is represented in the code with NEU1. Each word vector inside the l

nlp-use rnn/lstm to do text generation _lstm

keras.layers import dropout to keras.layers import lstm from keras.callbacks Import Modelcheckpoint from keras.utils import np_utils from Gensim.models.word2vec import Word2vecSecond step, text read into Raw_text = ' for file in Os.listdir (' ... /input/"): if File.endswith (". txt "): Raw_text + = open (". /input/"+file", errors= ' ignore '). Read () + ' \ n \ na ' # raw_text = Open (' ... /input/winston_churchil.txt '). Read () raw_text = Raw_text.lower () sentensor = Nltk.data.lo

Recurrent Neural Network Language Modeling Toolkit source analysis (iv)

backup space for the synapse (that is, the weight parameter) syn0b= (struct synapse *) calloc ( layer0_size*layer1_size, sizeof (struct synapse)); syn1b= (struct synapse *) calloc (layer1_size*layer2_size, sizeof (struct synapse)); if (layerc_size==0) syn1b=(struct synapse *) calloc (layer1_size*layer2_size, sizeof (struct synapse)); else {syn1b= (struct synapse *) calloc (layer1_size*layerc_size, sizeof (struct synapse)), syncb= (struct synapse *) calloc ( layerc_size*layer2_size, siz

Natural Language Processing 2.3--dictionary resources

A dictionary or dictionary resource is a collection of words and/or phrases and their associated information, such as the definition of part of speech and the meaning of a word. Dictionary resources are subordinate to text and are created and enriched by text. For example, a text my_text is defined, then a my_text vocabulary is established through vocab=sorted (set (My_text)), and Word_freq=freqdist (My_text) is used to count the frequency of each wor

"NLP" Beginner natural language Processing

(train_data_features) vocab=vectorzer.get_feature_names ()Print(vocab)Print("Training the random forest ...") fromSklearn.ensembleImportRandomforestclassifier Forest= Randomforestclassifier (n_estimators=100) Forest= Forest.fit (Train_data_features, train['sentiment']) test= Pd.read_csv ('/USERS/MEITU/DOWNLOADS/TESTDATA.TSV', header=0, delimiter="\ t", quoting=3) Print(test.shape) num_reviews= Len (t

Recurrent neural Network Language Modeling Toolkit Code Learning

Recurrent neural Network Language Modeling Toolkit tool use Click to open linkFollow the training schedule to learn the code:Structure in Trainnet ():Step1.learnvocabfromtrainfile () Statistics all the word information in the training file, and organize the statistic good informationThe data structures involved:Vocab_wordOcab_hash *intThe functions involved:Addwordtovocab ()For a word w, the information is stored in an array of vocab_word structure, its structure is labeled WP, and then take the

How to use TensorFlow to train chat robot (attached github) __NLP

(")) if Qlen >= l imit[' Minq '] and Qlen 1 2 3 4, 5 6 7 8 9 10 11 12 13 14 15 We also have to get the whole corpus of all the words frequency statistics, but also according to the frequency of the size of the top n frequency of words as the whole vocabulary, that is, the previous corresponding vocab_size. In addition, we need to index the words according to the indexes, and the index of the corresponding index according to the words. def index_ (Tokenized_sentences, vocab_size): fr

[Sphinx] Chinese Language model training

A short phrase language model training without participleReference resources: HTTP://CMUSPHINX.SOURCEFORGE.NET/WIKI/TUTORIALLM Sphinx Official Tutorials1) Text PreparationGenerates a text file that contains one word in a row. There are s>Sophies>s>Hundred Thingss>s>Nestles>s>P gs>s>Shells>s>Unifieds>s>Qualcomms>s>Kohlers>2) Upload this file to the server to generate the word frequency analysis file Test > test.vocabThe intermediate process is as follows:Text2wfreq:reading text from standard In

Text Translation Based on statistical machine translation

-model.pl -tmdir $workDir/model.phrase/ -s $srcFile -t $tgtFile -a $aligFile -S refers to the source parallel object file, -trefers to the target parallel object file, and -A refers to the alignment.txt file. Iv. Language Model Training The language model checks the validity of the target language. Therefore, you only need to use the target language corpus for training. The format is the same as that of the parallel corpus, that is, one sentence per line and no sentence is segmented by sp

NLTK and Jieba These two Python natural language packs (hmm,rnn,sigmoid

example: noun! How to extract the noun??????????? def word_pseg (self,word_str): # noun extraction function words = Pseg.cut (word_str) word_list = [] for WDS in words: # filter the words in the custom dictionary, and the various nouns, The word of the custom thesaurus defaults to the X-part of speech when no speech is set, that is, the word's flag part is x if Wds.flag = = ' x ' and Wds.word! = ' and Wds.word! = ' ns ' \ NBSP;NBSP;NBSP;NBSP;NBSP;NBSP;NBSP;NBSP;NBSP;NBSP;NB sp; or Re.mat

Getting Started with natural language processing (6)--The topic generation of the article based on LDA

,Dirichlet distribution and Gibbs sampling . Specifically, there are a number of major applications in the following areas:(1) To obtain the distribution of the theme of the generated documents and the generation of the theme by Dirichlet distribution sampling .(2) The topic of the corresponding words in the current document is obtained by sampling the polynomial distribution of the subject .(3) The words are generated by sampling the polynomial distribution of the words . 2. The topic generati

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