Pixel-Level Reasoning Segmentation via Multi-turn Conversations

Fuente: arXiv
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Autori principali: Cai, Dexian, Yang, Xiaocui, Liu, Yongkang, Wang, Daling, Feng, Shi, Zhang, Yifei, Poria, Soujanya
Natura: Preprint
Pubblicazione: 2025
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author Cai, Dexian
Yang, Xiaocui
Liu, Yongkang
Wang, Daling
Feng, Shi
Zhang, Yifei
Poria, Soujanya
author_facet Cai, Dexian
Yang, Xiaocui
Liu, Yongkang
Wang, Daling
Feng, Shi
Zhang, Yifei
Poria, Soujanya
contents Existing visual perception systems focus on region-level segmentation in single-turn dialogues, relying on complex and explicit query instructions. Such systems cannot reason at the pixel level and comprehend dynamic user intent that changes over interaction. Our work tackles this issue by introducing a novel task, Pixel-level Reasoning Segmentation (Pixel-level RS) based on multi-turn conversations, tracking evolving user intent via multi-turn interactions for fine-grained segmentation. To establish a benchmark for this novel task, we build a Pixel-level ReasonIng Segmentation Dataset Based on Multi-Turn Conversations (PRIST), comprising 24k utterances from 8.3k multi-turn conversational scenarios with segmentation targets. Building on PRIST, we further propose MIRAS, a Multi-turn Interactive ReAsoning Segmentation framework, integrates pixel-level segmentation with robust multi-turn conversation understanding, generating pixel-grounded explanations aligned with user intent. The PRIST dataset and MIRSA framework fill the gap in pixel-level reasoning segmentation. Experimental results on the PRIST dataset demonstrate that our method outperforms current segmentation-specific baselines in terms of segmentation and LLM-based reasoning metrics. The code and data are available at: https://github.com/ccccai239/PixelRIST.
format Preprint
id arxiv_https___arxiv_org_abs_2502_09447
institution arXiv
publishDate 2025
record_format arxiv
spellingShingle Pixel-Level Reasoning Segmentation via Multi-turn Conversations
Cai, Dexian
Yang, Xiaocui
Liu, Yongkang
Wang, Daling
Feng, Shi
Zhang, Yifei
Poria, Soujanya
Computer Vision and Pattern Recognition
Computation and Language
Existing visual perception systems focus on region-level segmentation in single-turn dialogues, relying on complex and explicit query instructions. Such systems cannot reason at the pixel level and comprehend dynamic user intent that changes over interaction. Our work tackles this issue by introducing a novel task, Pixel-level Reasoning Segmentation (Pixel-level RS) based on multi-turn conversations, tracking evolving user intent via multi-turn interactions for fine-grained segmentation. To establish a benchmark for this novel task, we build a Pixel-level ReasonIng Segmentation Dataset Based on Multi-Turn Conversations (PRIST), comprising 24k utterances from 8.3k multi-turn conversational scenarios with segmentation targets. Building on PRIST, we further propose MIRAS, a Multi-turn Interactive ReAsoning Segmentation framework, integrates pixel-level segmentation with robust multi-turn conversation understanding, generating pixel-grounded explanations aligned with user intent. The PRIST dataset and MIRSA framework fill the gap in pixel-level reasoning segmentation. Experimental results on the PRIST dataset demonstrate that our method outperforms current segmentation-specific baselines in terms of segmentation and LLM-based reasoning metrics. The code and data are available at: https://github.com/ccccai239/PixelRIST.
title Pixel-Level Reasoning Segmentation via Multi-turn Conversations
topic Computer Vision and Pattern Recognition
Computation and Language
url https://arxiv.org/abs/2502.09447