æ¥æ¬èªã®åèªãã¯ãã«æ¼ç®ãã§ãããµã¤ãã pythonã§ããã¯ã¨ã³ãã®ç·´ç¿
ããã¯äºæ®µæ§ãã®æ§æãæã£ã¦ãã¾ãããã®äºæ®µæ§ããæ£ç¢ºã«æ¤åºããããã¹ããç解ãããã¨ãæã¾ããã§ãã Unstructuredã使ãPythonã®ã©ã¤ãã©ãªã§ããUnstructuredã試ãã¦ã¿ã¾ãããã åèè¨äº å°å ¥ã¯é常ã«ç°¡åã§ãã pip install 'unstructured[pdf]' å®è£ ãç°¡åã§ãã 解æã³ã¼ãï¼ from unstructured.partition.pdf import partition_pdf pdf_elements = partition_pdf("pdf/7_71_5.pdf") 表示ã³ã¼ãï¼ for structure in pdf_elements: print(structure) çµæï¼ æ®å¿µãªããã2段çµã®ã«ã©ã ãæ£ç¢ºã«æ¤åºãããã¨ã¯ã§ãã¾ããã§ããã Grobidã使ãGrobidã¯ãpeS2oã¨ãããªã¼ãã³ã¢ã¯ã»ã¹è«æã®ã³
ã¯ããã« ãããããPythonæ´1å¹´ã®åå¿è ã§ããããã®ãã³ãè¦å´ã«è¦å´ãéãã¦ãèªç¶è¨èªå¦çã¿ã¹ã¯ã®æç« è¦ç´ãå®è£ ã§ãã¾ããã èªç¶è¨èªå¦çã«èå³ã®ããPythonåå¿è ã®ãå½¹ã«ç«ã¦ãã°ã¨ãè¨äºã«æ®ãããã¨æãã¾ãã å®è£ ã«ããã£ã¦ã¯ããããã®è¨äºãæããã次第調ã¹ã¾ããããæçµçã«ã¯ã以ä¸ã®æ¬ã大å¤åèã«ãªãã¾ããã ãã ãããã¼ã¸ã§ã³ã®å¤æ´ã«ããããã®æ¬ã®éãã«å®è£ ãã¦ãã2022å¹´8ææç¹ã§ã¯ã¨ã©ã¼ã«ãªãç®æãããã¾ããåºç社çµç±ã§èè ã®æ¹ã«ãèããã¦ä¸é¨ã³ã¼ããä¿®æ£ããã»ããèªåãªãã«å·¥å¤«ããã¦å®è£ ãã¾ããã ã¢ãã«ã«ã¤ã㦠Huggingface社ãæä¾ãã¦ãã深層å¦ç¿ãã¬ã¼ã ã¯ã¼ã¯ã®Transformersã使ãã¾ãã transformersã«ã¯BERTãã¯ããã¨ãããã¾ãã¾ãªè¨èªã¢ãã«ãå®è£ ããã¦ãã¾ãããä»åã®ã¿ã¹ã¯ã§ã¯ãT5ã¨ããã¢ãã«ããã¡ã¤ã³ãã¥ã¼ãã³ã°ãã¦ä½¿ã
ããã«ã¡ã¯ã ãã¤ãã®taanatsuã§ãã ä»åã¯ãèªç¶è¨èªå¦çã§æç« è¦ç´ããã¦ã¿ã¾ãã ããã§ã¯ãã£ã¦ããã¾ããããã ã¿ã¼ã²ãã ã¨ããµã¤ããã¥ã¼ã¹ã®è¨äº ãã«ã¼ã·ã§ã¢ãªã³ã°å社ãæ¯è¼ ã¿ã¤ã ãºãã«ã¬ã³ããªãªãã¯ã¹ã®å¯¾æã«dã«ã¼ã·ã§ã¢ã ãè¦ç´ãã¦ã¿ã¾ãï¼ ã ï¼æ£ããè¦ç´ã§ãã¦ãããã¯ãè¨äºã«é£ãã§ãã§ãã¯ãã¦ã¿ã¦ãã ããï¼ï¼ ãã¼ãã£ã«envç°å¢ã®æºå Pythonæ¨æºã® venv ã使ã£ã¦ãããã¨æãã¾ãã # ãã¼ãã£ã«envã®ä½æ $ python3 -m venv venv # ã¿ã¼ããã«ã«ãã¼ãã£ã«envãåæ $ source venv/bin/activate å¿ è¦ã¢ã¸ã¥ã¼ã«ã®ã¤ã³ã¹ãã¼ã« $ pip install sumy $ pip install tinysegmenter $ pip install ginza ja-ginza å®è¡ã³ã¼ã ãLexRan
ã¯ããã« ã¯ã¼ãã¯ã©ã¦ãï¼word cloudï¼ã¨ã¯é »åºèªãé »åº¦ã«æ¯ä¾ãã大ããã§é²ã®ããã«ä¸¦ã¹ããã®ã§ãã è±èªã®ã¯ã¼ãã¯ã©ã¦ã㯠wordcloud ã©ã¤ãã©ãªã§ç°¡åã«æãã¾ããããããã pip install wordcloud ãªã©ã¨ãã¦ã¤ã³ã¹ãã¼ã«ãã¦ããã¾ããããã¹ãã¨ãã¦ã¯ä½ã§ãããã®ã§ãããããã§ã¯ WordCloud() ã®èª¬ææï¼docstringï¼ãç¨ãã¦ã¿ã¾ãï¼ from wordcloud import WordCloud text = WordCloud.__doc__ wc = WordCloud(width=480, height=320) wc.generate(text) wc.to_file('wc1.png') æ¥æ¬èªã¯ãã®ããã«ç°¡åã«ã¯ããã¾ãããã¾ãã¯åèªã«å解ããªããã°ãªãã¾ããï¼å½¢æ ç´ è§£æï¼ããã®ããã®ãã¼ã«ã¨ãã¦ãæããæåãªMeCabï¼
è¦ç´ã»ãã¼ãã¬ã¼ãºæ½åºã«ã¤ã㦠sumy ã¯ãPythonã§å®è£ ããããæ½åºåã®ããã¥ã¡ã³ãè¦ç´ã©ã¤ãã©ãªã§ãã 3è¡ã§ã¾ã¨ãã¦ï¼ãã£ã¦ãã¤ã§ããã ããã¥ã¡ã³ãä¸ã®æéè¦ã¨æãããã»ã³ãã³ã¹ãæãåºããã¨ã§ãå ã®å 容ã®ã¨ãã»ã³ã¹ãæ½åºãããã¨ããããã¾ãã è¦ç´ã»ãã¼ãã¬ã¼ãºæ½åºã«ã¤ã㦠sumyã«ã¤ã㦠spaCy/ GiNZA sumyã®ï¼ã»ã¼ï¼æå°éã®ä½¿ãæ¹*1 sumy æ¥æ¬èªå©ç¨ã®ãµã³ãã«ã³ã¼ã åºåä¾ âåèãªã³ã¯ ãè¦ç´ãã«ã¤ã㦠spaCy 㨠GiNZA sumyã«é¢ãã¦æ¥æ¬èªåèã«ããã¦ããã ãããµã¤ã Pythonã®è¦ç´(æ½åºå Extractiveã®ãã®ã§)ãã¤ã試ãã¦ã¿ãããã® sumyã«ã¤ã㦠sumyã®å ¬å¼ãã¼ã¸ã«ãæ¸ãã¦ããã¾ãããèåãªè¦ç´ã¢ã«ã´ãªãºã ãããã¤ãå®è£ ãã¦ããããã§ãã ä»åã¯ãããããã®ã¢ã«ã´ãªãºã ã§ãµã³ãã«ãã¼ã¿ã«å¯¾ãã¦ã©ã®ãããªè¦ç´ã
æ¦è¦ ãã®è¨äºã¯èªç¶è¨èªå¦çã¨ããåéã®ææ°ææ³word2vec ãå©ç¨ãã¦èª°ã§ãéã¹ãããã«ããããã®æé ã説æãããã®ã§ãã word2vecãå©ç¨ããã¨æå³ã®è¨ç®ãå®ç¾ã§ãã¾ãã ä¾ãã°"king"ãã"man"ãå¼ãã¦"woman"ã足ãã¨"queen"ãåºã¦ãããã "æ±äº¬"ãã"æ¥æ¬"ãå¼ãã¦"ãã©ã³ã¹"ã足ãã¨"ããª"ãåºã¦ããã¨ããé¢ç½ãææ³ã§ãã èªç¶è¨èªå¦çã¨ã¯äººéãæ¥å¸¸çã«ç¨ããèªç¶è¨èªãã³ã³ãã¥ã¼ã¿ã«å¦çããã 翻訳ãè¦ç´ãæåå ¥åæ¯æ´ã質åå¿çã·ã¹ãã ãä½ããªã©ã«æ´»ç¨ããã¦ããåéã§ãã èªç¶è¨èªå¦çã¨è¨ãã¨è³æ £ããªãè¨èããããã¾ãããã å®ã¯æ¤ç´¢ãæ¨è¦ãªã©ã§ç§ãã¡ãæ¥å¸¸çã«å©ç¨ãã¦ãããªãã¿æ·±ãæè¡ã§ãããã¾ãã èªç¶è¨èªå¦çã®é©ç¨ç¯å²ãè¦ç´ æè¡ã¯å¹ åºãã®ã§ããã ãã®ä¸ã§ãword2vecã®ç¹è²ã¯ã åé ã§ãæããããã«ãæå³ã®è¨ç®ããåºæ¥ããã¨ã§ãã ãã
ãªãªã¼ã¹ãé害æ å ±ãªã©ã®ãµã¼ãã¹ã®ãç¥ãã
ææ°ã®äººæ°ã¨ã³ããªã¼ã®é ä¿¡
å¦çãå®è¡ä¸ã§ã
j次ã®ããã¯ãã¼ã¯
kåã®ããã¯ãã¼ã¯
lãã¨ã§èªã
eã³ã¡ã³ãä¸è¦§ãéã
oãã¼ã¸ãéã
{{#tags}}- {{label}}
{{/tags}}