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Swansea University

Academic institutioneurope · gb
Official website
Research library39linked papers
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Selected work

Representative Papers

MirrorWorld: Taming Video Diffusion Models for Mirror Reflection Generation

Aug 07, 2026

This work addresses the common failure of video diffusion models to generate physically plausible mirror reflections, often resulting in semantic inconsistencies or spatial distortions due to neglecting the geometric and semantic coherence between scenes and their reflections. To overcome this, the authors propose a novel video inpainting framework specifically designed for mirror reflection synthesis, which decouples reflection generation into two complementary subtasks: “what to reflect” (semantic content) and “how to arrange it” (spatial layout). The approach leverages Semantic Relation Distillation (SRD) to transfer semantic correlations from a frozen vision foundation model and incorporates Geometric Transformation Alignment (GTA) to model the spatial transformation inherent in reflections. Evaluated on a newly established unified benchmark for video mirror reflection reconstruction, the method significantly outperforms existing image-level reflection generation and video inpainting baselines, achieving high-fidelity and spatially consistent mirror reflections.

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Statistically Supported LLM Ingredient and Recipe Data Collection in Computational Nutrition

Jul 25, 2026

Existing nutritional databases are commonly plagued by incompleteness and inconsistency, and are designed primarily for human consultation, rendering them inadequate for the precise, structured data demands of computational nutrition. This work proposes an automated method for constructing high-quality ingredient-level nutritional data using large language models (LLMs). By treating LLM outputs as samples from a probability distribution, the approach operationalizes uncertainty and enables self-correction through repeated querying, robust statistical estimation, semantic consistency constraints, validation against nutritional logic invariants, and web-based evidence tracing. Evaluated on a test set of 30 ingredients, the method achieves a 98.4% exact-match accuracy for nutrient labels and reduces the median absolute percentage error in nutrient ratios from 31.9% to 10.1%, at an approximate API cost of one U.S. dollar per ingredient.

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Recent publications

Latest Papers

MirrorWorld: Taming Video Diffusion Models for Mirror Reflection Generation

Aug 07, 2026

This work addresses the common failure of video diffusion models to generate physically plausible mirror reflections, often resulting in semantic inconsistencies or spatial distortions due to neglecting the geometric and semantic coherence between scenes and their reflections. To overcome this, the authors propose a novel video inpainting framework specifically designed for mirror reflection synthesis, which decouples reflection generation into two complementary subtasks: “what to reflect” (semantic content) and “how to arrange it” (spatial layout). The approach leverages Semantic Relation Distillation (SRD) to transfer semantic correlations from a frozen vision foundation model and incorporates Geometric Transformation Alignment (GTA) to model the spatial transformation inherent in reflections. Evaluated on a newly established unified benchmark for video mirror reflection reconstruction, the method significantly outperforms existing image-level reflection generation and video inpainting baselines, achieving high-fidelity and spatially consistent mirror reflections.

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Statistically Supported LLM Ingredient and Recipe Data Collection in Computational Nutrition

Jul 25, 2026

Existing nutritional databases are commonly plagued by incompleteness and inconsistency, and are designed primarily for human consultation, rendering them inadequate for the precise, structured data demands of computational nutrition. This work proposes an automated method for constructing high-quality ingredient-level nutritional data using large language models (LLMs). By treating LLM outputs as samples from a probability distribution, the approach operationalizes uncertainty and enables self-correction through repeated querying, robust statistical estimation, semantic consistency constraints, validation against nutritional logic invariants, and web-based evidence tracing. Evaluated on a test set of 30 ingredients, the method achieves a 98.4% exact-match accuracy for nutrient labels and reduces the median absolute percentage error in nutrient ratios from 31.9% to 10.1%, at an approximate API cost of one U.S. dollar per ingredient.

0 citationsRead paper