用单图+指令预测机器人10秒后的视觉画面,又快又省资源。
Light Future: Multimodal Action Frame Prediction via InstructPix2Pix
- 输入单张图像和文本指令,用微调的InstructPix2Pix预测未来100帧
- 在RoboTWin数据集上SSIM/PSNR优于现有方法,推理速度更快
- 适合机器人、运动分析等需精准轨迹预测的轻量化场景
预测未来运动轨迹是机器人、自动驾驶和人类行为预测中的关键技术,有助于实现更安全智能的决策。本文提出一种新型高效轻量级机器人动作预测方法,相比传统视频预测模型显著降低计算成本与推理延迟。重要的是,首次将InstructPix2Pix模型应用于机器人任务的未来视觉帧预测,拓展其从静态图像编辑到动态预测的应用边界。我们构建了一个基于深度学习的视觉预测框架,根据当前图像和文本指令,预测机器人未来100帧(10秒)所见画面。通过重新设计并微调InstructPix2Pix模型,使其同时接受视觉与文本输入,实现多模态未来帧预测。在基于真实场景生成的RoboTWin数据集上的实验表明,该方法在机器人动作预测任务中达到优于现有先进基线的SSIM与PSNR表现。与依赖多帧输入、高计算量和慢推理的传统模型不同,本方法仅需单张图像与文本提示,具备快速推理、低GPU需求及灵活多模态控制优势,特别适用于机器人及体育运动轨迹分析等对运动轨迹精度要求高、但对视觉保真度要求不高的场景。
原文摘要 · Abstract (English)
Predicting future motion trajectories is a critical capability across domains such as robotics, autonomous systems, and human activity forecasting, enabling safer and more intelligent decision-making. This paper proposes a novel, efficient, and lightweight approach for robot action prediction, offering significantly reduced computational cost and inference latency compared to conventional video prediction models. Importantly, it pioneers the adaptation of the InstructPix2Pix model for forecasting future visual frames in robotic tasks, extending its utility beyond static image editing. We implement a deep learning-based visual prediction framework that forecasts what a robot will observe 100 frames (10 seconds) into the future, given a current image and a textual instruction. We repurpose and fine-tune the InstructPix2Pix model to accept both visual and textual inputs, enabling multimodal future frame prediction. Experiments on the RoboTWin dataset (generated based on real-world scenarios) demonstrate that our method achieves superior SSIM and PSNR compared to state-of-the-art baselines in robot action prediction tasks. Unlike conventional video prediction models that require multiple input frames, heavy computation, and slow inference latency, our approach only needs a single image and a text prompt as input. This lightweight design enables faster inference, reduced GPU demands, and flexible multimodal control, particularly valuable for applications like robotics and sports motion trajectory analytics, where motion trajectory precision is prioritized over visual fidelity.
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