Alexandros Xenos
5 papers · 2021–2025 · 3 venues · across top CS/AI venues
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Achievements
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Conference Polyglot · Bronze
🌉
Interdisciplinary Bridge · Bronze
🗺️
Taxonomy Completionist
(16)
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Hot Topic Early Bird
Top co-authors
Research topics
Artificial Intelligence
(5)
Core AI
(5)
Machine Learning
(4)
Natural Language Processing
(3)
Applications
(2)
Core Methods
(2)
Learning Types · Machine Learning
(2)
Computer Vision
(1)
Deep Learning
(1)
Analysis
(1)
Application Areas
(1)
Architectures
(1)
Learning Paradigms
(1)
Learning Types · Deep Learning
(1)
Resources & Methods
(1)
Keywords
toxicity detection
(2)
large language model
(2)
vision-language model
(2)
text classification
(2)
contrastive learning
(2)
discriminative learning
(1)
multimodal retrieval
(1)
modality gap
(1)
image-text retrieval
(1)
parameter-efficient adaptation
(1)
conversation context
(1)
context sensitivity
(1)
soft prompting
(1)
toxic span detection
(1)
span detection
(1)
image caption generation
(1)
discriminative fine-tuning
(1)
knowledge-based reasoning
(1)
civil transfer
(1)
sequence labeling
(1)
Papers
Vision-Free Retrieval: Rethinking Multimodal Search with Textual Scene Descriptions
EMNLP 2025
VladVA: Discriminative Fine-tuning of LVLMs
CVPR 2025
A Simple Baseline for Knowledge-Based Visual Question Answering
EMNLP 2023
From the Detection of Toxic Spans in Online Discussions to the Analysis of Toxic-to-Civil Transfer
ACL 2022
Context Sensitivity Estimation in Toxicity Detection
ACL 2021