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End-to-end automatic speech recognition (ASR) commonly transcribes audio signals into sequences of characters while its performance is evaluated by measuring the word-error rate (WER). This suggests that predicting sequences of words…

计算与语言 · 计算机科学 2018-12-07 Jan Kremer , Lasse Borgholt , Lars Maaløe

Word embeddings are trained to predict word cooccurrence statistics, which leads them to possess different lexical properties (syntactic, semantic, etc.) depending on the notion of context defined at training time. These properties manifest…

计算与语言 · 计算机科学 2020-11-06 Jingyi He , KC Tsiolis , Kian Kenyon-Dean , Jackie Chi Kit Cheung

We introduce a new approach for disfluency detection using a Bidirectional Long-Short Term Memory neural network (BLSTM). In addition to the word sequence, the model takes as input pattern match features that were developed to reduce…

计算与语言 · 计算机科学 2016-04-13 Vicky Zayats , Mari Ostendorf , Hannaneh Hajishirzi

Recent work has shown the effectiveness of the word representations features in significantly improving supervised NER for the English language. In this study we investigate whether word representations can also boost supervised NER in…

计算与语言 · 计算机科学 2018-04-17 Ismail El Bazi , Nabil Laachfoubi

Word vector representations are well developed tools for various NLP and Machine Learning tasks and are known to retain significant semantic and syntactic structure of languages. But they are prone to carrying and amplifying bias which can…

计算与语言 · 计算机科学 2019-01-24 Sunipa Dev , Jeff Phillips

For many computer vision applications such as image captioning, visual question answering, and person search, learning discriminative feature representations at both image and text level is an essential yet challenging problem. Its…

计算机视觉与模式识别 · 计算机科学 2019-08-29 Nikolaos Sarafianos , Xiang Xu , Ioannis A. Kakadiaris

Aspect based Sentiment Analysis is a major subarea of sentiment analysis. Many supervised and unsupervised approaches have been proposed in the past for detecting and analyzing the sentiment of aspect terms. In this paper, a graph-based…

计算与语言 · 计算机科学 2020-03-12 Gunjan Ansari , Chandni Saxena , Tanvir Ahmad , M. N. Doja

The e-commerce has started a new trend in natural language processing through sentiment analysis of user-generated reviews. Different consumers have different concerns about various aspects of a specific product or service. Aspect category…

计算与语言 · 计算机科学 2019-06-24 Sajad Movahedi , Erfan Ghadery , Heshaam Faili , Azadeh Shakery

Characters have commonly been regarded as the minimal processing unit in Natural Language Processing (NLP). But many non-latin languages have hieroglyphic writing systems, involving a big alphabet with thousands or millions of characters.…

计算与语言 · 计算机科学 2018-01-08 Han He , Lei Wu , Xiaokun Yang , Hua Yan , Zhimin Gao , Yi Feng , George Townsend

A wide variety of neural-network architectures have been proposed for the task of Chinese word segmentation. Surprisingly, we find that a bidirectional LSTM model, when combined with standard deep learning techniques and best practices, can…

计算与语言 · 计算机科学 2018-08-27 Ji Ma , Kuzman Ganchev , David Weiss

While user-generated product reviews often contain large quantities of information, their utility in addressing natural language product queries has been limited, with a key challenge being the need to aggregate information from multiple…

信息检索 · 计算机科学 2024-08-05 Anton Korikov , George Saad , Ethan Baron , Mustafa Khan , Manav Shah , Scott Sanner

Text detection in natural images is a challenging but necessary task for many applications. Existing approaches utilize large deep convolutional neural networks making it difficult to use them in real-world tasks. We propose a small yet…

计算机视觉与模式识别 · 计算机科学 2019-10-18 Alexander Filonenko , Konstantin Gudkov , Aleksei Lebedev , Nikita Orlov , Ivan Zagaynov

Racism is an alarming phenomenon in our country as well as all over the world. Every day we have come across some racist comments in our daily life and virtual life. Though we can eradicate this racism from virtual life (such as Social…

计算与语言 · 计算机科学 2024-01-31 S. S. Saruar , Nusrat , Sadia

We propose an effective Hybrid Deep Learning (HDL) architecture for the task of determining the probability that a questioned handwritten word has been written by a known writer. HDL is an amalgamation of Auto-Learned Features (ALF) and…

计算机视觉与模式识别 · 计算机科学 2019-10-08 Mohammad Abuzar Shaikh , Mihir Chauhan , Jun Chu , Sargur Srihari

The performance of voice-controlled systems is usually influenced by accented speech. To make these systems more robust, the frontend accent recognition (AR) technologies have received increased attention in recent years. As accent is a…

音频与语音处理 · 电气工程与系统科学 2021-05-06 Zhan Zhang , Xi Chen , Yuehai Wang , Jianyi Yang

We introduce a model for bidirectional retrieval of images and sentences through a multi-modal embedding of visual and natural language data. Unlike previous models that directly map images or sentences into a common embedding space, our…

计算机视觉与模式识别 · 计算机科学 2014-06-24 Andrej Karpathy , Armand Joulin , Li Fei-Fei

Aspect-based sentiment analysis predicts sentiment polarity with fine granularity. While graph convolutional networks (GCNs) are widely utilized for sentimental feature extraction, their naive application for syntactic feature extraction…

计算与语言 · 计算机科学 2024-09-10 Chen Li , Huidong Tang , Jinli Zhang , Xiujing Guo , Debo Cheng , Yasuhiko Morimoto

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

With the advent of word embeddings, lexicons are no longer fully utilized for sentiment analysis although they still provide important features in the traditional setting. This paper introduces a novel approach to sentiment analysis that…

计算与语言 · 计算机科学 2017-08-24 Bonggun Shin , Timothy Lee , Jinho D. Choi

Nowadays, speech emotion recognition (SER) plays a vital role in the field of human-computer interaction (HCI) and the evolution of artificial intelligence (AI). Our proposed DCRF-BiLSTM model is used to recognize seven emotions: neutral,…

声音 · 计算机科学 2026-01-15 Shahana Yasmin Chowdhury , Bithi Banik , Md Tamjidul Hoque , Shreya Banerjee