Introduces a Trajectory Trait Scale inspired by the five-factor personality model, scoring drivers' extroversion, openness, neuroticism and conscientiousness from GPS trajectory …
Learns several dynamic visual sub-embeddings per image to capture varied semantics and adds a fast re-ranking stage to improve image-text retrieval.
Parallelises the clustering-by-local-direction-centrality algorithm on Apache Spark with spatial partitioning and performance optimisations for large datasets.
Recognises users' map retrieval intentions from relevance feedback, with geographic ontologies guiding intention inference and its iterative updates.
Normalises radiometry across Gaofen sensors by detecting unchanged pixels with change detection and a chi-square test, then fitting a relative normalisation model.