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Jinjin Tian

5 accepted papers

2025

Learning to Instruct: Fine-Tuning a Task-Aware Instruction Optimizer for Black-Box LLMs

EMNLP 2025

The performance of Large Language Models (LLMs) critically depends on designing effective instructions, which is particularly challenging for black-box LLMs with inaccessible internal states. To this end, we introduce Learning to Instruct , a novel paradigm that formulates instruction optimization a

Cited by 0SourcePDFScholar
2024

BlendFilter: Advancing Retrieval-Augmented Large Language Models via Query Generation Blending and Knowledge Filtering

EMNLP 2024main

Retrieval-augmented Large Language Models (LLMs) offer substantial benefits in enhancing performance across knowledge-intensive scenarios. However, these methods often struggle with complex inputs and encounter difficulties due to noisy knowledge retrieval, notably hindering model effectiveness. To…

Cited by 16SourcePDFScholar
2024

LCA-on-the-Line: Benchmarking Out of Distribution Generalization with Class Taxonomies

ICML 2024oral

We tackle the challenge of predicting models' Out-of-Distribution (OOD) performance using in-distribution (ID) measurements without requiring OOD data. Existing evaluations with ``Effective robustness'', which use ID accuracy as an indicator of OOD accuracy, encounter limitations when models are tra…

2022

Contrasting the landscape of contrastive and non-contrastive learning

AISTATS 2022poster

A lot of recent advances in unsupervised feature learning are based on designing features which are invariant under semantic data augmentations. A common way to do this is contrastive learning, which uses positive and negative samples. Some recent works however have shown promising results for non-c…

2019

ADDIS: an adaptive discarding algorithm for online FDR control with conservative nulls

NeurIPS 2019poster

Major internet companies routinely perform tens of thousands of A/B tests each year. Such large-scale sequential experimentation has resulted in a recent spurt of new algorithms that can provably control the false discovery rate (FDR) in a fully online fashion. However, current state-of-the-art adap…

Cited by 34SourcePDFScholar