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Related papers: Enriching Conversation Context in Retrieval-based …

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Using more test-time computation during language model inference, such as generating more intermediate thoughts or sampling multiple candidate answers, has proven effective in significantly improving model performance. This paper takes an…

Machine Learning · Computer Science 2025-08-20 Xingwu Chen , Miao Lu , Beining Wu , Difan Zou

One of the most popular methods for context-aware machine translation (MT) is to use separate encoders for the source sentence and context as multiple sources for one target sentence. Recent work has cast doubt on whether these models…

Computation and Language · Computer Science 2024-06-28 Matīss Rikters , Toshiaki Nakazawa

In encoder-decoder neural models, multiple encoders are in general used to represent the contextual information in addition to the individual sentence. In this paper, we investigate multi-encoder approaches in documentlevel neural machine…

Computation and Language · Computer Science 2020-05-19 Bei Li , Hui Liu , Ziyang Wang , Yufan Jiang , Tong Xiao , Jingbo Zhu , Tongran Liu , Changliang Li

General-purpose pretrained sentence encoders such as BERT are not ideal for real-world conversational AI applications; they are computationally heavy, slow, and expensive to train. We propose ConveRT (Conversational Representations from…

Computation and Language · Computer Science 2020-04-30 Matthew Henderson , Iñigo Casanueva , Nikola Mrkšić , Pei-Hao Su , Tsung-Hsien Wen , Ivan Vulić

Conversational modeling using Large Language Models (LLMs) requires a nuanced understanding of context to generate coherent and contextually relevant responses. In this paper, we present Token Trails, a novel approach that leverages…

Computation and Language · Computer Science 2024-04-04 Md. Kowsher , Ritesh Panditi , Nusrat Jahan Prottasha , Prakash Bhat , Anupam Kumar Bairagi , Mohammad Shamsul Arefin

Current ASR systems are mainly trained and evaluated at the utterance level. Long range cross utterance context can be incorporated. A key task is to derive a suitable compact representation of the most relevant history contexts. In…

Audio and Speech Processing · Electrical Eng. & Systems 2023-06-27 Mingyu Cui , Jiawen Kang , Jiajun Deng , Xi Yin , Yutao Xie , Xie Chen , Xunying Liu

Response suggestion is an important task for building human-computer conversation systems. Recent approaches to conversation modeling have introduced new model architectures with impressive results, but relatively little attention has been…

Computation and Language · Computer Science 2019-08-05 Kyle Swanson , Lili Yu , Christopher Fox , Jeremy Wohlwend , Tao Lei

Embedding-based approaches for dialog response retrieval embed the context-response pairs as points in the embedding space. These approaches are scalable, but fail to account for the complex, many-to-many relationships that exist between…

Computation and Language · Computer Science 2022-04-07 Gaurav Pandey , Danish Contractor , Sachindra Joshi

The paraphrase identification task involves measuring semantic similarity between two short sentences. It is a tricky task, and multilingual paraphrase identification is even more challenging. In this work, we train a bi-encoder model in a…

Computation and Language · Computer Science 2024-06-24 Inessa Fedorova , Aleksei Musatow

In this paper we present a Transformer-Transducer model architecture and a training technique to unify streaming and non-streaming speech recognition models into one model. The model is composed of a stack of transformer layers for audio…

Sound · Computer Science 2020-10-08 Anshuman Tripathi , Jaeyoung Kim , Qian Zhang , Han Lu , Hasim Sak

Transformer-based models have demonstrated their effectiveness in automatic speech recognition (ASR) tasks and even shown superior performance over the conventional hybrid framework. The main idea of Transformers is to capture the…

Sound · Computer Science 2022-07-05 Kun Wei , Pengcheng Guo , Ning Jiang

Recent studies have shown that the multi-encoder models are agnostic to the choice of context, and the context encoder generates noise which helps improve the models in terms of BLEU score. In this paper, we further explore this idea by…

Computation and Language · Computer Science 2023-08-14 Ramakrishna Appicharla , Baban Gain , Santanu Pal , Asif Ekbal

Although the Transformer translation model (Vaswani et al., 2017) has achieved state-of-the-art performance in a variety of translation tasks, how to use document-level context to deal with discourse phenomena problematic for Transformer…

Computation and Language · Computer Science 2018-10-09 Jiacheng Zhang , Huanbo Luan , Maosong Sun , FeiFei Zhai , Jingfang Xu , Min Zhang , Yang Liu

One of the first steps in the utterance interpretation pipeline of many task-oriented conversational AI systems is to identify user intents and the corresponding slots. Since data collection for machine learning models for this task is…

Computation and Language · Computer Science 2019-04-03 Sebastian Schuster , Sonal Gupta , Rushin Shah , Mike Lewis

In the era of large language models, applying techniques such as Retrieval Augmented Generation can better address Open-Domain Question-Answering problems. Due to constraints including model sizes and computing resources, the length of…

Computation and Language · Computer Science 2024-12-24 Zhuo Chen , Xinyu Wang , Yong Jiang , Pengjun Xie , Fei Huang , Kewei Tu

Encoder-decoder architecture is widely adopted for sequence-to-sequence modeling tasks. For machine translation, despite the evolution from long short-term memory networks to Transformer networks, plus the introduction and development of…

Computation and Language · Computer Science 2022-10-24 Yingbo Gao , Christian Herold , Zijian Yang , Hermann Ney

An important task for the design of Question Answering systems is the selection of the sentence containing (or constituting) the answer from documents relevant to the asked question. Most previous work has only used the target sentence to…

Computation and Language · Computer Science 2020-06-03 Ivano Lauriola , Alessandro Moschitti

Dual-Encoders is a promising mechanism for answer retrieval in question answering (QA) systems. Currently most conventional Dual-Encoders learn the semantic representations of questions and answers merely through matching score. Researchers…

Computation and Language · Computer Science 2022-06-08 Yanmeng Wang , Jun Bai , Ye Wang , Jianfei Zhang , Wenge Rong , Zongcheng Ji , Shaojun Wang , Jing Xiao

Recent work in neural machine translation has demonstrated both the necessity and feasibility of using inter-sentential context -- context from sentences other than those currently being translated. However, while many current methods…

Computation and Language · Computer Science 2021-06-03 Patrick Fernandes , Kayo Yin , Graham Neubig , André F. T. Martins

Cross-lingual model transfer is a compelling and popular method for predicting annotations in a low-resource language, whereby parallel corpora provide a bridge to a high-resource language and its associated annotated corpora. However,…

Computation and Language · Computer Science 2017-05-02 Meng Fang , Trevor Cohn