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Model editing aims at selectively updating a small subset of a neural model's parameters with an interpretable strategy to achieve desired modifications. It can significantly reduce computational costs to adapt to large language models…

Computation and Language · Computer Science 2025-03-20 Shichen Li , Zhongqing Wang , Zheyu Zhao , Yue Zhang , Peifeng Li

Pedestrian detection is an initial step to perform outdoor scene analysis, which plays an essential role in many real-world applications. Although having enjoyed the merits of deep learning frameworks from the generic object detectors,…

Computer Vision and Pattern Recognition · Computer Science 2019-12-24 Jialiang Zhang , Lixiang Lin , Yang Li , Yun-chen Chen , Jianke Zhu , Yao Hu , Steven C. H. Hoi

One of the long-standing challenges in lexical semantics consists in learning representations of words which reflect their semantic properties. The remarkable success of word embeddings for this purpose suggests that high-quality…

Computation and Language · Computer Science 2021-06-16 Yixiao Wang , Zied Bouraoui , Luis Espinosa Anke , Steven Schockaert

[Purpose] To understand the meaning of a sentence, humans can focus on important words in the sentence, which reflects our eyes staying on each word in different gaze time or times. Thus, some studies utilize eye-tracking values to optimize…

Computation and Language · Computer Science 2022-09-09 Lei Zhao , Yingyi Zhang , Chengzhi Zhang

This study proposes a text classification algorithm based on large language models, aiming to address the limitations of traditional methods in capturing long-range dependencies, understanding contextual semantics, and handling class…

Computation and Language · Computer Science 2025-12-11 Ning Lyu , Yuxi Wang , Feng Chen , Qingyuan Zhang

Handwritten Word Recognition and Spotting is a challenging field dealing with handwritten text possessing irregular and complex shapes. The design of deep neural network models makes it necessary to extend training datasets in order to…

Computer Vision and Pattern Recognition · Computer Science 2019-02-26 Ayan Kumar Bhunia , Abhirup Das , Ankan Kumar Bhunia , Perla Sai Raj Kishore , Partha Pratim Roy

The interpretation of the lexical aspect of verbs in English plays a crucial role for recognizing textual entailment and learning discourse-level inferences. We show that two elementary dimensions of aspectual class, states vs. events, and…

Computation and Language · Computer Science 2020-11-03 Thomas Kober , Malihe Alikhani , Matthew Stone , Mark Steedman

Most recent existing aspect-term level sentiment analysis (ATSA) approaches combined various neural network models with delicately carved attention mechanisms built upon given aspect and context to generate refined sentence representations…

Computation and Language · Computer Science 2020-01-22 Chi Xu , Hao Feng , Guoxin Yu , Min Yang , Xiting Wang , Xiang Ao

Different from the emotion recognition in individual utterances, we propose a multimodal learning framework using relation and dependencies among the utterances for conversational emotion analysis. The attention mechanism is applied to the…

Computation and Language · Computer Science 2019-10-25 Zheng Lian , Jianhua Tao , Bin Liu , Jian Huang

Person re-identification aims at matching pedestrians observed from non-overlapping camera views. Feature descriptor and metric learning are two significant problems in person re-identification. A discriminative metric learning method…

Computer Vision and Pattern Recognition · Computer Science 2015-11-18 Siyuan Huang , Jiwen Lu , Jie Zhou , Anil K. Jain

Multimodal aspect-based sentiment analysis (MABSA) aims to extract aspects from text-image pairs and recognize their sentiments. Existing methods make great efforts to align the whole image to corresponding aspects. However, different…

Computation and Language · Computer Science 2023-06-05 Ru Zhou , Wenya Guo , Xumeng Liu , Shenglong Yu , Ying Zhang , Xiaojie Yuan

Diffusion Language Models (DLMs) promise parallel generation and bidirectional context, yet they underperform autoregressive (AR) models in both likelihood modeling and generated text quality. We identify that this performance gap arises…

Computation and Language · Computer Science 2025-05-27 Litu Rout , Constantine Caramanis , Sanjay Shakkottai

Aspect-based sentiment analysis aims to identify the sentiment polarity of a specific aspect in product reviews. We notice that about 30% of reviews do not contain obvious opinion words, but still convey clear human-aware sentiment…

Computation and Language · Computer Science 2021-11-04 Zhengyan Li , Yicheng Zou , Chong Zhang , Qi Zhang , Zhongyu Wei

We present a framework for learning to describe fine-grained visual differences between instances using attribute phrases. Attribute phrases capture distinguishing aspects of an object (e.g., "propeller on the nose" or "door near the wing"…

Computer Vision and Pattern Recognition · Computer Science 2017-08-30 Jong-Chyi Su , Chenyun Wu , Huaizu Jiang , Subhransu Maji

Distance Metric Learning (DML) has attracted much attention in image processing in recent years. This paper analyzes its impact on supervised fine-tuning language models for Natural Language Processing (NLP) classification tasks under…

Computation and Language · Computer Science 2022-11-29 Witold Sosnowski , Anna Wróblewska , Karolina Seweryn , Piotr Gawrysiak

The aspect-based sentiment analysis (ABSA) is a fine-grained task that aims to determine the sentiment polarity towards targeted aspect terms occurring in the sentence. The development of the ABSA task is very much hindered by the lack of…

Computation and Language · Computer Science 2022-03-15 Yiming Zhang , Min Zhang , Sai Wu , Junbo Zhao

Aspect sentiment classification (ASC) aims at determining sentiments expressed towards different aspects in a sentence. While state-of-the-art ASC models have achieved remarkable performance, they are recently shown to suffer from the issue…

Computation and Language · Computer Science 2021-06-01 Fang Ma , Chen Zhang , Dawei Song

Most Machine Learning (ML) methods, from clustering to classification, rely on a distance function to describe relationships between datapoints. For complex datasets it is hard to avoid making some arbitrary choices when defining a distance…

Machine Learning · Statistics 2016-07-04 Gina Gruenhage , Manfred Opper , Simon Barthelme

In this paper, an improved clustering technique for large textual datasets by leveraging fine-tuned word embeddings is presented. WEClustering technique is used as the base model. WEClustering model is fur-ther improvements incorporating…

Machine Learning · Computer Science 2025-05-22 Vijay Kumar Sutrakar , Nikhil Mogre

Deep metric learning aims to construct an embedding space where samples of the same class are close to each other, while samples of different classes are far away from each other. Most existing deep metric learning methods attempt to…

Computer Vision and Pattern Recognition · Computer Science 2023-04-24 Liu Pingping , Liu Zetong , Lang Yijun , Zhou Qiuzhan , Li Qingliang