Korean Simple Contrastive Learning of Sentence Embeddings using SKT KoBERT and kakaobrain KorNLU dataset

Overview

KoSimCSE

  • Korean Simple Contrastive Learning of Sentence Embeddings implementation using pytorch

Installation

git clone https://github.com/BM-K/KoSimCSE.git
cd KoSimCSE
git clone https://github.com/SKTBrain/KoBERT.git
cd KoBERT
pip install -r requirements.txt
pip install .
cd ..
pip install -r requirements.txt

Training - only supervised

  • Model

  • Dataset

  • Setting

    • epochs: 3
    • dropout: 0.1
    • batch size: 256
    • temperature: 0.05
    • learning rate: 5e-5
    • warm-up ratio: 0.05
    • max sequence length: 50
    • evaluation steps during training: 250
  • Run train -> test -> semantic_search

bash run_example.sh

Pre-Trained Models

  • Using BERT [CLS] token representation
  • Pre-Trained model check point

Performance

Model Cosine Pearson Cosine Spearman Euclidean Pearson Euclidean Spearman Manhattan Pearson Manhattan Spearman Dot Pearson Dot Spearman
KoSBERT_SKT* 78.81 78.47 77.68 77.78 77.71 77.83 75.75 75.22
KoSimCSE_SKT 81.55 82.11 81.70 81.69 81.65 81.60 78.19 77.18

Example Downstream Task

Semantic Search

python SemanticSearch.py
import numpy as np
from model.utils import pytorch_cos_sim
from data.dataloader import convert_to_tensor, example_model_setting


def main():
    model_ckpt = './output/nli_checkpoint.pt'
    model, transform, device = example_model_setting(model_ckpt)

    # Corpus with example sentences
    corpus = ['한 남자가 음식을 먹는다.',
              '한 남자가 빵 한 조각을 먹는다.',
              '그 여자가 아이를 돌본다.',
              '한 남자가 말을 탄다.',
              '한 여자가 바이올린을 연주한다.',
              '두 남자가 수레를 숲 속으로 밀었다.',
              '한 남자가 담으로 싸인 땅에서 백마를 타고 있다.',
              '원숭이 한 마리가 드럼을 연주한다.',
              '치타 한 마리가 먹이 뒤에서 달리고 있다.']

    inputs_corpus = convert_to_tensor(corpus, transform)

    corpus_embeddings = model.encode(inputs_corpus, device)

    # Query sentences:
    queries = ['한 남자가 파스타를 먹는다.',
               '고릴라 의상을 입은 누군가가 드럼을 연주하고 있다.',
               '치타가 들판을 가로 질러 먹이를 쫓는다.']

    # Find the closest 5 sentences of the corpus for each query sentence based on cosine similarity
    top_k = 5
    for query in queries:
        query_embedding = model.encode(convert_to_tensor([query], transform), device)
        cos_scores = pytorch_cos_sim(query_embedding, corpus_embeddings)[0]
        cos_scores = cos_scores.cpu().detach().numpy()

        top_results = np.argpartition(-cos_scores, range(top_k))[0:top_k]

        print("\n\n======================\n\n")
        print("Query:", query)
        print("\nTop 5 most similar sentences in corpus:")

        for idx in top_results[0:top_k]:
            print(corpus[idx].strip(), "(Score: %.4f)" % (cos_scores[idx]))

Result

Query: 한 남자가 파스타를 먹는다.

Top 5 most similar sentences in corpus:
한 남자가 음식을 먹는다. (Score: 0.6002)
한 남자가 빵 한 조각을 먹는다. (Score: 0.5938)
치타 한 마리가 먹이 뒤에서 달리고 있다. (Score: 0.0696)
한 남자가 말을 탄다. (Score: 0.0328)
원숭이 한 마리가 드럼을 연주한다. (Score: -0.0048)


======================


Query: 고릴라 의상을 입은 누군가가 드럼을 연주하고 있다.

Top 5 most similar sentences in corpus:
원숭이 한 마리가 드럼을 연주한다. (Score: 0.6489)
한 여자가 바이올린을 연주한다. (Score: 0.3670)
한 남자가 말을 탄다. (Score: 0.2322)
그 여자가 아이를 돌본다. (Score: 0.1980)
한 남자가 담으로 싸인 땅에서 백마를 타고 있다. (Score: 0.1628)


======================


Query: 치타가 들판을 가로 질러 먹이를 쫓는다.

Top 5 most similar sentences in corpus:
치타 한 마리가 먹이 뒤에서 달리고 있다. (Score: 0.7756)
두 남자가 수레를 숲 속으로 밀었다. (Score: 0.1814)
한 남자가 말을 탄다. (Score: 0.1666)
원숭이 한 마리가 드럼을 연주한다. (Score: 0.1530)
한 남자가 담으로 싸인 땅에서 백마를 타고 있다. (Score: 0.1270)

Citing

SimCSE

@article{gao2021simcse,
   title={{SimCSE}: Simple Contrastive Learning of Sentence Embeddings},
   author={Gao, Tianyu and Yao, Xingcheng and Chen, Danqi},
   journal={arXiv preprint arXiv:2104.08821},
   year={2021}
}

KorNLU Datasets

@article{ham2020kornli,
  title={KorNLI and KorSTS: New Benchmark Datasets for Korean Natural Language Understanding},
  author={Ham, Jiyeon and Choe, Yo Joong and Park, Kyubyong and Choi, Ilji and Soh, Hyungjoon},
  journal={arXiv preprint arXiv:2004.03289},
  year={2020}
}
Owner
Self-softmax
Machine Learning Course Project, IMDB movie review sentiment analysis by lstm, cnn, and transformer

IMDB Sentiment Analysis This is the final project of Machine Learning Courses in Huazhong University of Science and Technology, School of Artificial I

Daniel 0 Dec 27, 2021
中文医疗信息处理基准CBLUE: A Chinese Biomedical LanguageUnderstanding Evaluation Benchmark

English | 中文说明 CBLUE AI (Artificial Intelligence) is playing an indispensabe role in the biomedical field, helping improve medical technology. For fur

452 Dec 30, 2022
DeBERTa: Decoding-enhanced BERT with Disentangled Attention

DeBERTa: Decoding-enhanced BERT with Disentangled Attention This repository is the official implementation of DeBERTa: Decoding-enhanced BERT with Dis

Microsoft 1.2k Jan 03, 2023
NLP Overview

NLP-Overview Introduction The field of NPL encompasses a variety of topics which involve the computational processing and understanding of human langu

PeterPham 1 Jan 13, 2022
Takes a string and puts it through different languages in Google Translate a requested amount of times, returning nonsense.

PythonTextObfuscator Takes a string and puts it through different languages in Google Translate a requested amount of times, returning nonsense. Requi

2 Aug 29, 2022
Retraining OpenAI's GPT-2 on Discord Chats

Train OpenAI's GPT-2 on Discord Chats Retraining a Text Generation Model on Discord Chats using gpt-2-simple that wraps existing model fine-tuning and

Ayush Mishra 4 Oct 27, 2022
History Aware Multimodal Transformer for Vision-and-Language Navigation

History Aware Multimodal Transformer for Vision-and-Language Navigation This repository is the official implementation of History Aware Multimodal Tra

Shizhe Chen 46 Nov 23, 2022
Training and evaluation codes for the BertGen paper (ACL-IJCNLP 2021)

BERTGEN This repository is the implementation of the paper "BERTGEN: Multi-task Generation through BERT" (https://arxiv.org/abs/2106.03484). The codeb

<a href=[email protected]"> 9 Oct 26, 2022
Repository of the Code to Chatbots, developed in Python

Description In this repository you will find the Code to my Chatbots, developed in Python. I'll explain the structure of this Repository later. Requir

Li-am K. 0 Oct 25, 2022
Deal or No Deal? End-to-End Learning for Negotiation Dialogues

Introduction This is a PyTorch implementation of the following research papers: (1) Hierarchical Text Generation and Planning for Strategic Dialogue (

Facebook Research 1.4k Dec 29, 2022
BMInf (Big Model Inference) is a low-resource inference package for large-scale pretrained language models (PLMs).

BMInf (Big Model Inference) is a low-resource inference package for large-scale pretrained language models (PLMs).

OpenBMB 377 Jan 02, 2023
Open-Source Toolkit for End-to-End Speech Recognition leveraging PyTorch-Lightning and Hydra.

OpenSpeech provides reference implementations of various ASR modeling papers and three languages recipe to perform tasks on automatic speech recogniti

Soohwan Kim 26 Dec 14, 2022
The aim of this task is to predict someone's English proficiency based on a text input.

English_proficiency_prediction_NLP The aim of this task is to predict someone's English proficiency based on a text input. Using the The NICT JLE Corp

1 Dec 13, 2021
A music comments dataset, containing 39,051 comments for 27,384 songs.

Music Comments Dataset A music comments dataset, containing 39,051 comments for 27,384 songs. For academic research use only. Introduction This datase

Zhang Yixiao 2 Jan 10, 2022
Telegram AI chat bot written in Python using Pyrogram

Aurora_Al Just another Telegram AI chat bot written in Python using Pyrogram. A public running instance can be found on telegram as @AuroraAl. Require

♗CσNϙUҽRσR_MҽSƙEƚҽҽR 1 Oct 31, 2021
Search for documents in a domain through Google. The objective is to extract metadata

MetaFinder - Metadata search through Google _____ __ ___________ .__ .___ / \

Josué Encinar 85 Dec 16, 2022
Adversarial Examples for Extreme Multilabel Text Classification

Adversarial Examples for Extreme Multilabel Text Classification The code is adapted from the source codes of BERT-ATTACK [1], APLC_XLNet [2], and Atte

1 May 14, 2022
Share constant definitions between programming languages and make your constants constant again

Introduction Reconstant lets you share constant and enum definitions between programming languages. Constants are defined in a yaml file and converted

Natan Yellin 47 Sep 10, 2022
Demo programs for the Talking Head Anime from a Single Image 2: More Expressive project.

Demo Code for "Talking Head Anime from a Single Image 2: More Expressive" This repository contains demo programs for the Talking Head Anime

Pramook Khungurn 901 Jan 06, 2023
End-2-end speech synthesis with recurrent neural networks

Introduction New: Interactive demo using Google Colaboratory can be found here TTS-Cube is an end-2-end speech synthesis system that provides a full p

Tiberiu Boros 214 Dec 07, 2022