Dual-Stage Value-Guided Inference with Margin-Based Reward Adjustment for Fast and Faithful VLM Captioning. - Ankan Deria; Adinath Madhavrao Dukre; Feilong Tang; Sara Atito 001; Sudipta Roy 002; Muhammad Awais 001; Muhammad Haris Khan; Imran Razzak (CoRR, 2025)