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Referring Expression Comprehension (REC) is a popular multimodal task that aims to accurately detect target objects within a single image based on a given textual expression. However, due to the limitations of earlier models, traditional…

机器学习 · 计算机科学 2025-08-21 Guanghao Jin , Jingpei Wu , Tianpei Guo , Yiyi Niu , Weidong Zhou , Guoyang Liu

Despite their remarkable natural language understanding capabilities, Large Language Models (LLMs) have been underutilized for retrieval tasks. We present Search-R3, a novel framework that addresses this limitation by adapting LLMs to…

计算与语言 · 计算机科学 2026-04-10 Yuntao Gui , James Cheng

This paper proposes a new model for extracting an interpretable sentence embedding by introducing self-attention. Instead of using a vector, we use a 2-D matrix to represent the embedding, with each row of the matrix attending on a…

计算与语言 · 计算机科学 2017-03-10 Zhouhan Lin , Minwei Feng , Cicero Nogueira dos Santos , Mo Yu , Bing Xiang , Bowen Zhou , Yoshua Bengio

Explanations in Computer Vision are often desired, but most Deep Neural Networks can only provide saliency maps with questionable faithfulness. Self-Explaining Neural Networks (SENN) extract interpretable concepts with fidelity, diversity,…

计算机视觉与模式识别 · 计算机科学 2024-02-19 Thomas Norrenbrock , Marco Rudolph , Bodo Rosenhahn

We propose to address the problem of few-shot classification by meta-learning "what to observe" and "where to attend" in a relational perspective. Our method leverages relational patterns within and between images via self-correlational…

计算机视觉与模式识别 · 计算机科学 2021-08-24 Dahyun Kang , Heeseung Kwon , Juhong Min , Minsu Cho

This paper describes our approach for the triple scoring task at the WSDM Cup 2017. The task required participants to assign a relevance score for each pair of entities and their types in a knowledge base in order to enhance the ranking…

计算与语言 · 计算机科学 2017-04-06 Ikuya Yamada , Motoki Sato , Hiroyuki Shindo

We introduce a novel approach to graph-level representation learning, which is to embed an entire graph into a vector space where the embeddings of two graphs preserve their graph-graph proximity. Our approach, UGRAPHEMB, is a general…

机器学习 · 计算机科学 2019-06-04 Yunsheng Bai , Hao Ding , Yang Qiao , Agustin Marinovic , Ken Gu , Ting Chen , Yizhou Sun , Wei Wang

Network embedding is a highly effective method to learn low-dimensional node vector representations with original network structures being well preserved. However, existing network embedding algorithms are mostly developed for a single…

社会与信息网络 · 计算机科学 2021-05-06 Xiao Shen , Quanyu Dai , Sitong Mao , Fu-lai Chung , Kup-Sze Choi

Knowledge graph completion is an important task that aims to predict the missing relational link between entities. Knowledge graph embedding methods perform this task by representing entities and relations as embedding vectors and modeling…

机器学习 · 计算机科学 2022-10-04 Hung Nghiep Tran , Atsuhiro Takasu

Deep learning-based recommendation systems (e.g., DLRMs) are widely used AI models to provide high-quality personalized recommendations. Training data used for modern recommendation systems commonly includes categorical features taking on…

信息检索 · 计算机科学 2026-01-06 Gopi Krishna Jha , Anthony Thomas , Nilesh Jain , Sameh Gobriel , Tajana Rosing , Ravi Iyer

Change captioning is to use a natural language sentence to describe the fine-grained disagreement between two similar images. Viewpoint change is the most typical distractor in this task, because it changes the scale and location of the…

计算与语言 · 计算机科学 2021-10-22 Yunbin Tu , Liang Li , Chenggang Yan , Shengxiang Gao , Zhengtao Yu

Assessing the degree of semantic relatedness between words is an important task with a variety of semantic applications, such as ontology learning for the Semantic Web, semantic search or query expansion. To accomplish this in an automated…

计算与语言 · 计算机科学 2017-05-25 Thomas Niebler , Martin Becker , Christian Pölitz , Andreas Hotho

We present a memory-augmented approach to condition an autoregressive language model on a knowledge graph. We represent the graph as a collection of relation triples and retrieve relevant relations for a given context to improve text…

计算与语言 · 计算机科学 2022-01-25 Qi Liu , Dani Yogatama , Phil Blunsom

Relational graph neural networks have garnered particular attention to encode graph context in knowledge graphs (KGs). Although they achieved competitive performance on small KGs, how to efficiently and effectively utilize graph context for…

计算与语言 · 计算机科学 2022-05-16 Huijuan Wang , Siming Dai , Weiyue Su , Hui Zhong , Zeyang Fang , Zhengjie Huang , Shikun Feng , Zeyu Chen , Yu Sun , Dianhai Yu

Graph Neural Networks (GNNs) have been widely used for the representation learning of various structured graph data. While promising, most existing GNNs oversimplified the complexity and diversity of the edges in the graph, and thus…

机器学习 · 计算机科学 2021-10-07 Hao Peng , Ruitong Zhang , Yingtong Dou , Renyu Yang , Jingyi Zhang , Philip S. Yu

Network embedding has attracted an increasing attention over the past few years. As an effective approach to solve graph mining problems, network embedding aims to learn a low-dimensional feature vector representation for each node of a…

社会与信息网络 · 计算机科学 2020-08-10 Xiao Shen , Fu-Lai Chung

Recently, the Network Representation Learning (NRL) techniques, which represent graph structure via low-dimension vectors to support social-oriented application, have attracted wide attention. Though large efforts have been made, they may…

社会与信息网络 · 计算机科学 2019-05-28 Hao Wang , Tong Xu , Qi Liu , Defu Lian , Enhong Chen , Dongfang Du , Han Wu , Wen Su

We propose a novel technique to enhance Knowledge Graph Reasoning by combining Graph Convolution Neural Network (GCN) with the Attention Mechanism. This approach utilizes the Attention Mechanism to examine the relationships between entities…

信息检索 · 计算机科学 2025-03-24 Meera Gupta , Ravi Khanna , Divya Choudhary , Nandini Rao

The task of link prediction for knowledge graphs is to predict missing relationships between entities. Knowledge graph embedding, which aims to represent entities and relations of a knowledge graph as low dimensional vectors in a continuous…

人工智能 · 计算机科学 2022-04-26 Yanhui Peng , Jing Zhang

Tracing a student's knowledge is vital for tailoring the learning experience. Recent knowledge tracing methods tend to respond to these challenges by modelling knowledge state dynamics across learning concepts. However, they still suffer…

机器学习 · 计算机科学 2021-08-19 Ghodai Abdelrahman , Qing Wang