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This project intends to study the image representation based on attention mechanism and multimodal data. By adding multiple pattern layers to the attribute model, the semantic and hidden layers of image content are integrated. The word…

计算与语言 · 计算机科学 2024-06-14 Dan Sun , Yaxin Liang , Yining Yang , Yuhan Ma , Qishi Zhan , Erdi Gao

Developing high-performance entity normalization algorithms that can alleviate the term variation problem is of great interest to the biomedical community. Although deep learning-based methods have been successfully applied to biomedical…

信息检索 · 计算机科学 2019-08-12 Zongcheng Ji , Qiang Wei , Hua Xu

In this paper, we propose a novel deep neural network architecture, Speech2Vec, for learning fixed-length vector representations of audio segments excised from a speech corpus, where the vectors contain semantic information pertaining to…

计算与语言 · 计算机科学 2018-06-12 Yu-An Chung , James Glass

Byte-pair encoding (BPE) is a ubiquitous algorithm in the subword tokenization process of language models as it provides multiple benefits. However, this process is solely based on pre-training data statistics, making it hard for the…

计算与语言 · 计算机科学 2021-09-27 Gustavo Aguilar , Bryan McCann , Tong Niu , Nazneen Rajani , Nitish Keskar , Thamar Solorio

In this paper, we propose a novel approach for generating document embeddings using a combination of Sentence-BERT (SBERT) and RoBERTa, two state-of-the-art natural language processing models. Our approach treats sentences as tokens and…

信息检索 · 计算机科学 2023-08-28 Shashidhar Reddy Javaji , Krutika Sarode

In an effort to understand the meaning of the intermediate representations captured by deep networks, recent papers have tried to associate specific semantic concepts to individual neural network filter responses, where interesting…

计算机视觉与模式识别 · 计算机科学 2018-03-30 Ruth Fong , Andrea Vedaldi

Complementary to finding good general word embeddings, an important question for representation learning is to find dynamic word embeddings, e.g., across time or domain. Current methods do not offer a way to use or predict information on…

计算与语言 · 计算机科学 2022-10-12 Stephanie Brandl , David Lassner , Anne Baillot , Shinichi Nakajima

In the area of ad-targeting, predicting user responses is essential for many applications such as Real-Time Bidding (RTB). Many of the features available in this domain are sparse categorical features. This presents a challenge especially…

信息检索 · 计算机科学 2017-05-19 Enno Shioji , Masayuki Arai

Process Mining offers a powerful framework for uncovering, analyzing, and optimizing real-world business processes. Petri nets provide a versatile means of modeling process behavior. However, traditional methods often struggle to…

人工智能 · 计算机科学 2024-08-01 Juan G. Colonna , Ahmed A. Fares , Márcio Duarte , Ricardo Sousa

Vector representation of sentences is important for many text processing tasks that involve clustering, classifying, or ranking sentences. Recently, distributed representation of sentences learned by neural models from unlabeled data has…

计算与语言 · 计算机科学 2016-10-27 Tanay Kumar Saha , Shafiq Joty , Naeemul Hassan , Mohammad Al Hasan

What should a malicious user write next to fool a detection model? Identifying malicious users is critical to ensure the safety and integrity of internet platforms. Several deep learning-based detection models have been created. However,…

机器学习 · 计算机科学 2021-10-20 Bing He , Mustaque Ahamad , Srijan Kumar

A complex nature of big data resources demands new methods for structuring especially for textual content. WordNet is a good knowledge source for comprehensive abstraction of natural language as its good implementations exist for many…

计算与语言 · 计算机科学 2016-06-13 Roman Bartusiak , Łukasz Augustyniak , Tomasz Kajdanowicz , Przemysław Kazienko , Maciej Piasecki

We present iBERT (interpretable-BERT), an encoder to produce inherently interpretable and controllable embeddings - designed to modularize and expose the discriminative cues present in language, such as semantic or stylistic structure. Each…

计算与语言 · 计算机科学 2026-01-27 Vishal Anand , Milad Alshomary , Kathleen McKeown

Citation sentiment analysis is an important task in scientific paper analysis. Existing machine learning techniques for citation sentiment analysis are focusing on labor-intensive feature engineering, which requires large annotated corpus.…

计算与语言 · 计算机科学 2017-04-04 Haixia Liu

Online shopping stores have grown steadily over the past few years. Due to the massive growth of these businesses, the detection of fake reviews has attracted attention. Fake reviews are seriously trying to mislead customers and thereby…

计算与语言 · 计算机科学 2023-01-10 Abrar Qadir Mir , Furqan Yaqub Khan , Mohammad Ahsan Chishti

Effective user modeling requires distinguishing between short-term and long-term preference evolution. While item embeddings have become a key component of recommender systems, standard approaches like Item2Vec treat user histories as…

信息检索 · 计算机科学 2026-04-20 Rafael T. Sereicikas , Pedro R. Pires , Gregorio F. Azevedo , Tiago A. Almeida

Contextual embeddings, such as ELMo and BERT, move beyond global word representations like Word2Vec and achieve ground-breaking performance on a wide range of natural language processing tasks. Contextual embeddings assign each word a…

计算与语言 · 计算机科学 2020-04-14 Qi Liu , Matt J. Kusner , Phil Blunsom

RDF2vec is a technique for creating vector space embeddings from an RDF knowledge graph, i.e., representing each entity in the graph as a vector. It first creates sequences of nodes by performing random walks on the graph. In a second step,…

人工智能 · 计算机科学 2020-04-10 Ahmad Al Taweel , Heiko Paulheim

Conventional approaches to identify depression are not scalable, and the public has limited awareness of mental health, especially in developing countries. As evident by recent studies, social media has the potential to complement mental…

人工智能 · 计算机科学 2023-08-02 Heng Ee Tay , Mei Kuan Lim , Chun Yong Chong

The Word Embedding Association Test shows that GloVe and word2vec word embeddings exhibit human-like implicit biases based on gender, race, and other social constructs (Caliskan et al., 2017). Meanwhile, research on learning reusable text…

计算与语言 · 计算机科学 2019-03-27 Chandler May , Alex Wang , Shikha Bordia , Samuel R. Bowman , Rachel Rudinger