collaborators

7 papers

cs.AI2026

TANDEM: Temporal-Aware Neural Detection for Multimodal Hate Speech

Girish A. Koushik, Helen Treharne, Diptesh Kanojia

Social media platforms are increasingly dominated by long-form multimodal content, where harmful narratives are constructed through a complex interplay of audio, visual, and textua…

cs.CL2026

Beyond Scalar Scores: Reinforcement Learning for Error-Aware Quality Estimation of Machine Translation

Archchana Sindhujan, Girish A. Koushik, Shenbin Qian +2

Quality Estimation (QE) aims to assess the quality of machine translation (MT) outputs without relying on reference translations, making it essential for real-world, large-scale MT…

cs.CV2025

TRACE: Textual Relevance Augmentation and Contextual Encoding for Multimodal Hate Detection

Girish A. Koushik, Helen Treharne, Aditya Joshi +1

Social media memes are a challenging domain for hate detection because they intertwine visual and textual cues into culturally nuanced messages. To tackle these challenges, we intr…

cs.CL2025

The Mind's Eye: A Multi-Faceted Reward Framework for Guiding Visual Metaphor Generation

Girish A. Koushik, Fatemeh Nazarieh, Katherine Birch +2

Visual metaphor generation is a challenging task that aims to generate an image given an input text metaphor. Inherently, it needs language understanding to bind a source concept w…

cs.CL2025

Cyberbullying Detection via Aggression-Enhanced Prompting

Aisha Saeid, Anu Sabu, Girish A. Koushik +2

Detecting cyberbullying on social media remains a critical challenge due to its subtle and varied expressions. This study investigates whether integrating aggression detection as a…

cs.LG2025

Natural Language Reinforcement Learning

Xidong Feng, Bo Liu, Yan Song +7

Artificial intelligence progresses towards the "Era of Experience," where agents are expected to learn from continuous, grounded interaction. We argue that traditional Reinforcemen…