Karuna Ahuja

Align2Ground: Weakly Supervised Phrase Grounding Guided by Image-Caption Alignment

We address the problem of grounding free-form textual phrases by using weak supervision from image-caption pairs. We propose a novel end-to-end model that uses caption-to-image retrieval as a downstream task to guide the process of phrase localization. Our method, as a first step, infers the latent…