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Indian Institute of Information Technology Dharwad

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Selected work

Representative Papers

Hybrid LLM-Guided Search for Quantum Reservoir Architecture Design

Jul 21, 2026

This work addresses the challenge that the performance of quantum reservoir computing (QRC) is highly sensitive to architectural design, yet its vast hyperparameter space lacks efficient automated design methods. The authors formulate QRC architecture search as a constrained black-box optimization problem and propose a novel hybrid search framework that, for the first time, integrates a large language model (LLM) as a high-level controller within a reproducible search loop. This framework leverages memory mechanisms, mutation, crossover, deduplication, and exploration strategies to efficiently guide architecture generation without gradient information. Experimental results on NARMA10, Mackey-Glass prediction, and temporal parity tasks demonstrate that the method significantly outperforms random search within a budget of 25 evaluations, achieving a 23.6% relative error reduction on Mackey-Glass, thereby validating the potential of generative models in orchestrating quantum machine learning architectures.

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Redefining Experts: Interpretable Decomposition of Language Models for Toxicity Mitigation

Sep 20, 2025

Large language models (LLMs) often generate harmful content, posing serious risks to AI safety and public trust. Existing neuron-level intervention methods suffer from poor stability, strong context dependency, and unintended degradation of linguistic capabilities. To address these limitations, we propose EigenShift—a fine-tuning-free, low-overhead layer-wise intervention framework. EigenShift decouples the toxicity generation mechanism via inter-layer feature aggregation and output-layer feature decomposition. It innovatively separates toxicity detection and generation into distinct expert modules, enabling structured intervention through eigenvalue decomposition and generation-alignment analysis. Evaluated on the Jigsaw and ToxiCN benchmarks, EigenShift achieves significant and robust suppression of toxic outputs while preserving language modeling performance. The method demonstrates strong interpretability, cross-dataset generalizability, and deployment efficiency—offering a practical, principled solution for safe LLM inference.

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EthicsMH: A Pilot Benchmark for Ethical Reasoning in Mental Health AI

Sep 15, 2025

Existing ethical and clinical decision-making benchmarks inadequately assess LLMs’ capacity to navigate intertwined ethical dilemmas—such as confidentiality, autonomy, and fairness—in mental health contexts. To address this gap, we introduce EthicsMH, the first fine-grained, mental health–specific ethical reasoning evaluation framework, accompanied by an open-source benchmark comprising 125 real-world ethically conflicting scenarios. Leveraging model-assisted generation augmented by multi-round expert validation, our methodology integrates moral psychology and clinical practice knowledge to design a structured annotation schema that supports multidimensional evaluation of AI decision justification, explanation quality, and alignment with professional standards. Key contributions include: (i) incorporation of multi-stakeholder perspectives; (ii) expert-aligned reasoning pathways; and (iii) standardized, clinically grounded decision options—collectively establishing a scalable, reproducible evaluation standard for responsible alignment of sensitive healthcare AI and fostering community-driven ethical assessment infrastructure.

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D-HUMOR: Dark Humor Understanding via Multimodal Open-ended Reasoning

Sep 08, 2025

Detecting black humor in internet memes is challenging due to its reliance on implicit, sensitive, and highly culture-dependent multimodal cues. To address this, we introduce the first large-scale Chinese meme dataset for black humor analysis (4,379 samples), supporting three tasks: black humor detection, target category identification, and intensity grading. Methodologically, we propose a Tri-stream Cross-Reasoning Network that jointly fuses OCR-extracted text, ViT-derived visual features, and structured reasoning sequences generated by a large vision-language model. We further innovate with a role-reversal self-cycling mechanism to better model cultural context and ironic logic. Experiments demonstrate significant improvements over strong baselines across all three tasks. Both the dataset and source code are publicly released to advance research in content safety and multimodal humor understanding.

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Recent publications

Latest Papers

Hybrid LLM-Guided Search for Quantum Reservoir Architecture Design

Jul 21, 2026

This work addresses the challenge that the performance of quantum reservoir computing (QRC) is highly sensitive to architectural design, yet its vast hyperparameter space lacks efficient automated design methods. The authors formulate QRC architecture search as a constrained black-box optimization problem and propose a novel hybrid search framework that, for the first time, integrates a large language model (LLM) as a high-level controller within a reproducible search loop. This framework leverages memory mechanisms, mutation, crossover, deduplication, and exploration strategies to efficiently guide architecture generation without gradient information. Experimental results on NARMA10, Mackey-Glass prediction, and temporal parity tasks demonstrate that the method significantly outperforms random search within a budget of 25 evaluations, achieving a 23.6% relative error reduction on Mackey-Glass, thereby validating the potential of generative models in orchestrating quantum machine learning architectures.

0 citationsRead paper

Redefining Experts: Interpretable Decomposition of Language Models for Toxicity Mitigation

Sep 20, 2025

Large language models (LLMs) often generate harmful content, posing serious risks to AI safety and public trust. Existing neuron-level intervention methods suffer from poor stability, strong context dependency, and unintended degradation of linguistic capabilities. To address these limitations, we propose EigenShift—a fine-tuning-free, low-overhead layer-wise intervention framework. EigenShift decouples the toxicity generation mechanism via inter-layer feature aggregation and output-layer feature decomposition. It innovatively separates toxicity detection and generation into distinct expert modules, enabling structured intervention through eigenvalue decomposition and generation-alignment analysis. Evaluated on the Jigsaw and ToxiCN benchmarks, EigenShift achieves significant and robust suppression of toxic outputs while preserving language modeling performance. The method demonstrates strong interpretability, cross-dataset generalizability, and deployment efficiency—offering a practical, principled solution for safe LLM inference.

0 citationsRead paper

EthicsMH: A Pilot Benchmark for Ethical Reasoning in Mental Health AI

Sep 15, 2025

Existing ethical and clinical decision-making benchmarks inadequately assess LLMs’ capacity to navigate intertwined ethical dilemmas—such as confidentiality, autonomy, and fairness—in mental health contexts. To address this gap, we introduce EthicsMH, the first fine-grained, mental health–specific ethical reasoning evaluation framework, accompanied by an open-source benchmark comprising 125 real-world ethically conflicting scenarios. Leveraging model-assisted generation augmented by multi-round expert validation, our methodology integrates moral psychology and clinical practice knowledge to design a structured annotation schema that supports multidimensional evaluation of AI decision justification, explanation quality, and alignment with professional standards. Key contributions include: (i) incorporation of multi-stakeholder perspectives; (ii) expert-aligned reasoning pathways; and (iii) standardized, clinically grounded decision options—collectively establishing a scalable, reproducible evaluation standard for responsible alignment of sensitive healthcare AI and fostering community-driven ethical assessment infrastructure.

0 citationsRead paper

D-HUMOR: Dark Humor Understanding via Multimodal Open-ended Reasoning

Sep 08, 2025

Detecting black humor in internet memes is challenging due to its reliance on implicit, sensitive, and highly culture-dependent multimodal cues. To address this, we introduce the first large-scale Chinese meme dataset for black humor analysis (4,379 samples), supporting three tasks: black humor detection, target category identification, and intensity grading. Methodologically, we propose a Tri-stream Cross-Reasoning Network that jointly fuses OCR-extracted text, ViT-derived visual features, and structured reasoning sequences generated by a large vision-language model. We further innovate with a role-reversal self-cycling mechanism to better model cultural context and ironic logic. Experiments demonstrate significant improvements over strong baselines across all three tasks. Both the dataset and source code are publicly released to advance research in content safety and multimodal humor understanding.

0 citationsRead paper