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Related papers: Quality Estimation with $k$-nearest Neighbors and …

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The optimization objective of regression-based blind image quality assessment (IQA) models is to minimize the mean prediction error across the training dataset, which can lead to biased parameter estimation due to potential training data…

Computer Vision and Pattern Recognition · Computer Science 2023-10-24 Xiaoqi Wang , Jian Xiong , Hao Gao , Weisi Lin

Automatic evaluation comparing candidate translations to human-generated paraphrases of reference translations has recently been proposed by Freitag et al. When used in place of original references, the paraphrased versions produce metric…

Computation and Language · Computer Science 2020-10-21 Markus Freitag , George Foster , David Grangier , Colin Cherry

Increasing interpreting needs a more objective and automatic measurement. We hold a basic idea that 'translating means translating meaning' in that we can assessment interpretation quality by comparing the meaning of the interpreting output…

Computation and Language · Computer Science 2016-11-15 Xiaojun Zhang

We introduce a dataset comprising commercial machine translations, gathered weekly over six years across 12 translation directions. Since human A/B testing is commonly used, we assume commercial systems improve over time, which enables us…

Computation and Language · Computer Science 2024-10-04 Guojun Wu , Shay B. Cohen , Rico Sennrich

This paper introduces GEMBA-MQM, a GPT-based evaluation metric designed to detect translation quality errors, specifically for the quality estimation setting without the need for human reference translations. Based on the power of large…

Computation and Language · Computer Science 2023-10-24 Tom Kocmi , Christian Federmann

In this paper we present an approach for estimating the quality of machine translation system. There are various methods for estimating the quality of output sentences, but in this paper we focus on Na\"ive Bayes classifier to build model…

Computation and Language · Computer Science 2013-12-30 Rashmi Gupta , Nisheeth Joshi , Iti Mathur

Reference-free evaluation has the potential to make machine translation evaluation substantially more scalable, allowing us to pivot easily to new languages or domains. It has been recently shown that the probabilities given by a large,…

Computation and Language · Computer Science 2021-04-13 Sweta Agrawal , George Foster , Markus Freitag , Colin Cherry

Neural metrics for machine translation evaluation, such as COMET, exhibit significant improvements in their correlation with human judgments, as compared to traditional metrics based on lexical overlap, such as BLEU. Yet, neural metrics…

Computation and Language · Computer Science 2023-05-22 Ricardo Rei , Nuno M. Guerreiro , Marcos Treviso , Luisa Coheur , Alon Lavie , André F. T. Martins

Automatic Post-Editing (APE) is the task of automatically identifying and correcting errors in the Machine Translation (MT) outputs. We propose a repair-filter-use methodology that uses an APE system to correct errors on the target side of…

Computation and Language · Computer Science 2023-12-19 Akshay Batheja , Sourabh Deoghare , Diptesh Kanojia , Pushpak Bhattacharyya

We present a deep neural network-based approach to image quality assessment (IQA). The network is trained end-to-end and comprises ten convolutional layers and five pooling layers for feature extraction, and two fully connected layers for…

Computer Vision and Pattern Recognition · Computer Science 2017-12-11 Sebastian Bosse , Dominique Maniry , Klaus-Robert Müller , Thomas Wiegand , Wojciech Samek

In the field of machine learning, the well-trained model is assumed to be able to recover the training labels, i.e. the synthetic labels predicted by the model should be as close to the ground-truth labels as possible. Inspired by this, we…

Computation and Language · Computer Science 2021-08-30 Lei Zhou , Liang Ding , Kevin Duh , Shinji Watanabe , Ryohei Sasano , Koichi Takeda

Text simplification lacks a universal standard of quality, and annotated reference simplifications are scarce and costly. We propose to alleviate such limitations by introducing REFeREE, a reference-free model-based metric with a 3-stage…

Computation and Language · Computer Science 2024-03-27 Yichen Huang , Ekaterina Kochmar

Question Generation (QG) aims to automate the task of composing questions for a passage with a set of chosen answers found within the passage. In recent years, the introduction of neural generation models has resulted in substantial…

Computation and Language · Computer Science 2022-11-09 Tianbo Ji , Chenyang Lyu , Gareth Jones , Liting Zhou , Yvette Graham

While recent advancements in large multimodal models (LMMs) have significantly improved their abilities in image quality assessment (IQA) relying on absolute quality rating, how to transfer reliable relative quality comparison outputs to…

Computer Vision and Pattern Recognition · Computer Science 2024-05-30 Hanwei Zhu , Haoning Wu , Yixuan Li , Zicheng Zhang , Baoliang Chen , Lingyu Zhu , Yuming Fang , Guangtao Zhai , Weisi Lin , Shiqi Wang

Our ability to efficiently and accurately evaluate the quality of machine translation systems has been outrun by the effectiveness of current language models--which limits the potential for further improving these models on more challenging…

Computation and Language · Computer Science 2025-09-25 Syeda Jannatus Saba , Steven Skiena

Quality of Experience (QoE) modeling is crucial for optimizing video streaming services to capture the complex relationships between different features and user experience. We propose a novel approach to QoE modeling in video streaming…

Machine Learning · Computer Science 2025-09-26 Kamal Singh , Priyanka Rawat , Sami Marouani , Baptiste Jeudy

The traditional k nearest neighbor (kNN) approach uses a distance formula within a spherical region to determine the k closest training observations to a test sample point. However, this approach may not work well when test point is located…

Machine Learning · Statistics 2024-02-19 Amjad Ali , Zardad Khan , Dost Muhammad Khan , Saeed Aldahmani

Evaluation plays a vital role in checking the quality of MT output. It is done either manually or automatically. Manual evaluation is very time consuming and subjective, hence use of automatic metrics is done most of the times. This paper…

Computation and Language · Computer Science 2015-06-19 Aditi Kalyani , Hemant Kumud , Shashi Pal Singh , Ajai Kumar

The use of large language models (LLMs) for evaluating outputs is becoming an increasingly effective and scalable approach. However, it remains uncertain whether this capability extends beyond task-specific evaluations to more general…

Computation and Language · Computer Science 2025-11-13 Rhitabrat Pokharel , Ameeta Agrawal

Accurate measurement of image quality without reference signals remains a fundamental challenge in low-level visual perception applications. In this paper, we propose a global-local progressive integration model that addresses this…

Computer Vision and Pattern Recognition · Computer Science 2025-02-25 Xiaoqi Wang , Yun Zhang