June 29, 2026 DSpark: Confidence-Scheduled Speculative Decoding with Semi-Autoregressive Generation DSpark 结合半自回归生成和置信度调度验证，统一高吞吐并行生成与自适应负载感知验证，在 DeepSeek-V4 生产系统中实现 60%-85% 生成加速 speculative-decoding llm-inference inference-optimization semi-autoregressive confidence-scheduling deepseek