用逆强化学习分析电竞选手风格,自动匹配战术适配度。
Scouting By Reward: VLM-TO-IRL-Driven Player Selection For Esports
- 将选手风格评估转为逆强化学习问题,学习职业专属奖励函数。
- 融合游戏数据与视觉语言模型生成的战术解说,精准捕捉顶尖选手特征。
- 可大规模筛选人才,适合电竞战队数据化选人与战术适配分析。
传统电竞选材依赖人工回放和统计指标,难以捕捉选手在特定战术体系中的决策模式。为此,本文将风格化选手评估重构为逆强化学习(IRL)问题,提出一种新型选人框架:通过学习职业选手的游戏行为示范,构建其专属奖励函数,从而按风格契合度对候选人排序。该框架采用双分支多模态输入:一分支处理高分辨率游戏遥测数据,提取状态-动作轨迹;另一分支利用视觉语言模型(VLMs)从直播画面生成时间对齐的战术伪解说。两支路表征融合后,通过生成对抗模仿学习(GAIL)目标进行评估,判别器学习精英选手特有的操作与战术特征。相比传统技能评分,该系统实现从‘通用能力评估’到‘按奖励打分’的转变,构建了可扩展、流程感知的数字孪生体系,支持大规模候选池中的数据驱动组队与靶向人才发掘。
原文摘要 · Abstract (English)
Traditional esports scouting workflows rely heavily on manual video review and aggregate performance metrics, which often fail to capture the nuanced decision-making patterns necessary to determine if a prospect fits a specific tactical archetype. To address this, we reframe style-based player evaluation in esports as an Inverse Reinforcement Learning (IRL) problem. In this paper, we introduce a novel player selection framework that learns professional-specific reward functions from logged gameplay demonstrations, allowing organizations to rank candidates by their stylistic alignment with a target star player. Our proposed architecture utilizes a multimodal, two-branch intake: one branch encodes structured state-action trajectories derived from high-resolution in-game telemetry, while the second encodes temporally aligned tactical pseudo-commentary generated by Vision-Language Models (VLMs) from broadcast footage. These representations are fused and evaluated via a Generative Adversarial Imitation Learning (GAIL) objective, where a discriminator learns to capture the unique mechanical and tactical signatures of elite professionals. By transitioning from generic skill estimation to scouting "by reward," this framework provides a scalable, workflow-aware digital twin system that enables data-driven roster construction and targeted talent discovery across massive candidate pools.
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