Metadata-Version: 2.1
Name: collocation
Version: 0.0.5
Summary: Collocation extraction from segmented texts
Home-page: https://github.com/liao961120/collocation
Author: Yongfu Liao
Author-email: liao961120@gmail.com
License: UNKNOWN
Platform: UNKNOWN
Classifier: Programming Language :: Python :: 3
Classifier: License :: OSI Approved :: MIT License
Classifier: Operating System :: OS Independent
Requires-Python: >=3.6
Description-Content-Type: text/markdown

Collocation
=================


## Install

```bash
pip install collocation
```

## Usage

```python
from collocation import Collocation

# Prepare corpus data
# https://yongfu.name/collocation/sampled_PTTposts.txt
corpus = []
with open("sampled_PTTposts.txt", encoding="utf-8") as f:
    for sent in f.read().split("\n"):
        if sent.strip() == "": continue
        sentence = []
        for tk in sent.split("\u3000"):
            if tk == "": continue
            sentence.append(tk)
        corpus.append(sentence)

>>> corpus[:7]
[['物品', '名稱', '：', '學生證'],
 ['拾獲', '地點', '：', '大一女', '前'],
 ['拾獲', '時間', '：', '6', '/', '21'],
 ['18', ':', '20', '左右'],
 ['物品', '描述', '：', '就', '一', '張', '學生證'],
 ['聯絡', '方式', '：', '站', '內', '信'],
 ['其他', '說明', '：', '請', '失主', '或', '朋友', '速速', '聯絡', '喔']]


# Initialize
c = Collocation(corpus, left_window=3, right_window=3)
# Query
c.get_topn_collocates("[臺台]灣", cutoff=3, n=3, by="MI", chinese_only=True)
[('臺灣', '國立',
  {'MI': 9.801006087045614,
   'Xsq': 3560.8618187084653,
   'Gsq': 46.973839463946646,
   'Dice': 0.04519774011299435,
   'DeltaP21': 0.0277504097342154,
   'DeltaP12': 0.12108001346126511,
   'RawCount': 4}),
 ('臺灣', '聯盟',
  {'MI': 9.064040492879409,
   'Xsq': 2133.3656286224623,
   'Gsq': 42.68555772916195,
   'Dice': 0.04020100502512563,
   'DeltaP21': 0.0277296477701336,
   'DeltaP12': 0.0725951622338306,
   'RawCount': 4}),
 ('臺灣', '大學',
  {'MI': 8.428314878476366,
   'Xsq': 3768.760643213294,
   'Gsq': 107.96714978953916,
   'Dice': 0.05804749340369393,
   'DeltaP21': 0.07617749434551055,
   'DeltaP12': 0.046682984348090525,
   'RawCount': 11})]
```


