Papers by Ignacio Cases
AutoRubric: Rubric-Based Generative Rewards for Faithful Multimodal Reasoning (2026.findings-acl)
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| Challenge: | Multimodal large language models (MLLMs) have advanced from perception tasks to complex multi-step reasoning. |
| Approach: | They propose a framework that integrates reinforcement learning with verifiable rewards with process-level supervision through automatically collected rubric-based generative rewards. |
| Outcome: | The proposed framework achieves state-of-the-art performance on six multimodal reasoning benchmarks and significantly improves reasoning faithfulness in dedicated evaluations. |
Recursive Routing Networks: Learning to Compose Modules for Language Understanding (N19-1)
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Ignacio Cases, Clemens Rosenbaum, Matthew Riemer, Atticus Geiger, Tim Klinger, Alex Tamkin, Olivia Li, Sandhini Agarwal, Joshua D. Greene, Dan Jurafsky, Christopher Potts, Lauri Karttunen
| Challenge: | Recursive Routing Networks are modular, adaptable models that learn effectively in diverse environments. |
| Approach: | They propose to apply Recursive Routing Networks (RRNs) to natural language understanding by integrating them into existing architectures and recurrent network hidden layers. |
| Outcome: | The proposed model optimizes the parameters of the functions and the meta-learner decision-making component for routing inputs through those functions. |
The Aligned Multimodal Movie Treebank: An audio, video, dependency-parse treebank (2022.emnlp-main)
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Adam Yaari, Jan DeWitt, Henry Hu, Bennett Stankovits, Sue Felshin, Yevgeni Berzak, Helena Aparicio, Boris Katz, Ignacio Cases, Andrei Barbu
| Challenge: | Existing treebanks derived from text include only text and are based on single-modality texts. |
| Approach: | They propose to use audio-visual transcripts and part of speech tags to create an English language treebank based on dialog in Hollywood movies. |
| Outcome: | The proposed treebank is the 3rd largest UD English treebank and the only multimodal treebank in UD. |
Posing Fair Generalization Tasks for Natural Language Inference (D19-1)
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| Challenge: | Existing evaluation methods for deep learning semantics rely on naturalistic corpora, but they often fail to support the kind of generalization we are asking for. |
| Approach: | They define and motivate a formal notion of fairness for evaluations of deep learning models for semantics . they then apply it to natural language inference by constructing challenging but provably fair artificial datasets based on the results . |
| Outcome: | The proposed evaluations show that standard neural models fail to generalize in the required ways and even these models do not solve the task perfectly. |