COLING-2002-Language Independent NER using a Unified Model of Internal and Contextual Evidence

[BrambleXu]

Summary:

基于 iterative learning in a co-training fashion 的跨语言NER模型，创新点在于使用word-internal和contextual information作为独立的信息来源。对象是西班牙语和荷兰语。

Resource:

• pdf
• [code](
• [paper-with-code](

Paper information:

• Author:
• Dataset:
• keywords:

Notes:

2. Entity-Internal Information

原理是考虑前缀和后缀。但是这种方法有很大的问题:

• 一些拉丁语系的前缀和后缀意思变化很大
• 如果是汉字语系的，效果不知道会怎么样。文中没有给出

3. Contextual Information

• 考虑entity的左边和右边的context

4. A Unified Structure for both Internal and Contextual Information

• Character-based

Model Graph:

Result:：

Thoughts:

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