Search Results for author: Olga Kolesnikova

Found 22 papers, 2 papers with code

GS_DravidianLangTech@2025: Women Targeted Abusive Texts Detection on Social Media

no code implementations1 Apr 2025 Girma Yohannis Bade, Zahra Ahani, Olga Kolesnikova, José Luis Oropeza, Grigori Sidorov

The increasing misuse of social media has become a concern; however, technological solutions are being developed to moderate its content effectively.

Abusive Language regression

Enhancing Multi-Label Emotion Analysis and Corresponding Intensities for Ethiopian Languages

no code implementations24 Mar 2025 Tadesse Destaw Belay, Dawit Ketema Gete, Abinew Ali Ayele, Olga Kolesnikova, Grigori Sidorov, Seid Muhie Yimam

As users express different emotions simultaneously in a single instance, annotating emotions in a multilabel setting such as the EthioEmo (Belay et al., 2025) dataset effectively captures this dynamic.

Benchmarking Decision Making +3

Advanced Machine Learning Techniques for Social Support Detection on Social Media

no code implementations6 Jan 2025 Olga Kolesnikova, Moein Shahiki Tash, Zahra Ahani, Ameeta Agrawal, Raul Monroy, Grigori Sidorov

Additionally, we achieved a 0. 4\% increase in the macro F1 score for the second task and a 0. 7\% increase for the third task, compared to previous work utilizing traditional machine learning with psycholinguistic and unigram-based TF-IDF values.

Zero-Shot Learning

Evaluating the Capabilities of Large Language Models for Multi-label Emotion Understanding

no code implementations17 Dec 2024 Tadesse Destaw Belay, Israel Abebe Azime, Abinew Ali Ayele, Grigori Sidorov, Dietrich Klakow, Philipp Slusallek, Olga Kolesnikova, Seid Muhie Yimam

The results show that accurate multi-label emotion classification is still insufficient even for high-resource languages such as English, and there is a large gap between the performance of high-resource and low-resource languages.

Decoder Emotion Classification

Exploring Sentiment Dynamics and Predictive Behaviors in Cryptocurrency Discussions by Few-Shot Learning with Large Language Models

no code implementations4 Sep 2024 Moein Shahiki Tash, Zahra Ahani, Mohim Tash, Olga Kolesnikova, Grigori Sidorov

This study performs analysis of Predictive statements, Hope speech, and Regret Detection behaviors within cryptocurrency-related discussions, leveraging advanced natural language processing techniques.

Decision Making Few-Shot Learning +3

Analyzing Emotional Trends from X platform using SenticNet: A Comparative Analysis with Cryptocurrency Price

no code implementations6 May 2024 Moein Shahiki Tash, Zahra Ahani, Olga Kolesnikova, Grigori Sidorov

This study delves into the relationship between emotional trends from X platform data and the market dynamics of well-known cryptocurrencies Cardano, Binance, Fantom, Matic, and Ripple over the period from October 2022 to March 2023.

NLP Progress in Indigenous Latin American Languages

no code implementations8 Apr 2024 Atnafu Lambebo Tonja, Fazlourrahman Balouchzahi, Sabur Butt, Olga Kolesnikova, Hector Ceballos, Alexander Gelbukh, Thamar Solorio

The paper focuses on the marginalization of indigenous language communities in the face of rapid technological advancements.

EthioMT: Parallel Corpus for Low-resource Ethiopian Languages

no code implementations28 Mar 2024 Atnafu Lambebo Tonja, Olga Kolesnikova, Alexander Gelbukh, Jugal Kalita

Recent research in natural language processing (NLP) has achieved impressive performance in tasks such as machine translation (MT), news classification, and question-answering in high-resource languages.

Machine Translation News Classification +1

SpaDeLeF: A Dataset for Hierarchical Classification of Lexical Functions for Collocations in Spanish

no code implementations7 Nov 2023 Yevhen Kostiuk, Grigori Sidorov, Olga Kolesnikova

In this paper, we present a dataset of most frequent Spanish verb-noun collocations and sentences where they occur, each collocation is assigned to one of 37 lexical functions defined as classes for a hierarchical classification task.

Automatic Translation of Hate Speech to Non-hate Speech in Social Media Texts

no code implementations2 Jun 2023 Yevhen Kostiuk, Atnafu Lambebo Tonja, Grigori Sidorov, Olga Kolesnikova

In this paper, we investigate the issue of hate speech by presenting a novel task of translating hate speech into non-hate speech text while preserving its meaning.

Enhancing Translation for Indigenous Languages: Experiments with Multilingual Models

no code implementations27 May 2023 Atnafu Lambebo Tonja, Hellina Hailu Nigatu, Olga Kolesnikova, Grigori Sidorov, Alexander Gelbukh, Jugal Kalita

This paper describes CIC NLP's submission to the AmericasNLP 2023 Shared Task on machine translation systems for indigenous languages of the Americas.

Machine Translation Transfer Learning +1

Natural Language Processing in Ethiopian Languages: Current State, Challenges, and Opportunities

1 code implementation25 Mar 2023 Atnafu Lambebo Tonja, Tadesse Destaw Belay, Israel Abebe Azime, Abinew Ali Ayele, Moges Ahmed Mehamed, Olga Kolesnikova, Seid Muhie Yimam

This survey delves into the current state of natural language processing (NLP) for four Ethiopian languages: Amharic, Afaan Oromo, Tigrinya, and Wolaytta.

The Effect of Normalization for Bi-directional Amharic-English Neural Machine Translation

2 code implementations27 Oct 2022 Tadesse Destaw Belay, Atnafu Lambebo Tonja, Olga Kolesnikova, Seid Muhie Yimam, Abinew Ali Ayele, Silesh Bogale Haile, Grigori Sidorov, Alexander Gelbukh

Machine translation (MT) is one of the main tasks in natural language processing whose objective is to translate texts automatically from one natural language to another.

Machine Translation Sentence +1

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