Papers by Alireza Salemi
Personalized Generation In Large Model Era: A Survey (2025.acl-long)
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Yiyan Xu, Jinghao Zhang, Alireza Salemi, Xinting Hu, Wenjie Wang, Fuli Feng, Hamed Zamani, Xiangnan He, Tat-Seng Chua
| Challenge: | Recent advances in large generative models have catalyzed a paradigm shift in content generation to Personalized Generation (PGen). |
| Approach: | They propose a multi-level taxonomy that systematically formalizes PGen's key components, core objectives, and abstract workflows. |
| Outcome: | The proposed taxonomy bridging PGen research across multiple modalities highlights open challenges and promising directions for future exploration. |
ARMAN: Pre-training with Semantically Selecting and Reordering of Sentences for Persian Abstractive Summarization (2021.emnlp-main)
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| Challenge: | Abstractive summarization is one of the areas influenced by pre-trained language models. |
| Approach: | They propose a Transformer-based encoder-decoder model pre-trained with three novel objectives to address this issue. |
| Outcome: | The proposed model outperforms previous models on six Persian summarization tasks . it also outperformed previous models in textual entailment, question paraphrasing, and question answering . |
LaMP-QA: A Benchmark for Personalized Long-form Question Answering (2025.emnlp-main)
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| Challenge: | Personalization in question answering systems remains underexplored due to lack of resources . a new benchmark for personalized answer generation is being developed . |
| Approach: | They propose a LaMP-QA benchmark for evaluating personalized answer generation . they compare evaluation strategies for generating personalized responses and measure their alignment with human preferences. |
| Outcome: | The proposed benchmark shows that incorporating the personalized context provided leads to performance improvements. |
LaMP: When Large Language Models Meet Personalization (2024.acl-long)
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| Challenge: | Existing benchmarks for personalization in large language models are understudied . |
| Approach: | They propose a benchmark for training and evaluating language models for producing personalized outputs using a set of seven personalized tasks . they propose two retrieval augmentation approaches that retrieve personal items from each user profile for personalizing language model outputs. |
| Outcome: | The proposed approach is effective for a set of zero-shot and fine-tuned language models and highlights the impact of personalization in various natural language tasks. |
Beyond Factual Accuracy: Evaluating Coverage of Diverse Factual Information in Long-form Text Generation (2025.findings-acl)
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| Challenge: | Existing evaluation frameworks for large language models focus on isolated aspects like * Equal contribution. |
| Approach: | They evaluate ICAT, an evaluation framework for measuring coverage of diverse factual information in long-form text generation. |
| Outcome: | The evaluation framework is based on three implementations with different assumptions on availability of aspects and alignment method. |
ExPerT: Effective and Explainable Evaluation of Personalized Long-Form Text Generation (2025.findings-acl)
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| Challenge: | Evaluating personalized text generated by large language models is challenging, as only the LLM user, i.e. prompt author, can reliably assess the output. |
| Approach: | They propose an explainable reference-based evaluation framework that leverages an LLM to extract atomic aspects and their evidences from the generated and reference texts, match the aspects, and evaluate their alignment based on content and writing style. |
| Outcome: | The proposed framework achieves a 7.2% improvement in alignment with human judgments compared to the state-of-the-art evaluation methods. |