Synchronising geometric representations for map mashups using relative positioning and Linked Data. - Weiming Huang 001; Ali Mansourian; Ehsan Abdolmajidi; Haiqi Xu; Lars Harrie (Int. J. Geogr. Inf. Sci., 2018)

Extracting interrogative intents and concepts from geo-analytic questions. - Haiqi Xu; Ehsan Hamzei; Enkhbold Nyamsuren; Han Kruiger; Stephan Winter 001; Martin Tomko; Simon Scheider (AGILE Conf., 2020)

Geo-analytical question-answering with GIS. - Simon Scheider; Enkhbold Nyamsuren; Han Kruiger; Haiqi Xu (Int. J. Digit. Earth, 2021)

Assemble geo-analytical questions through a Blockly-based natural language interface. - Haiqi Xu; Enkhbold Nyamsuren; Simon Scheider (AGILE Conf., 2022)

Empirical Evidence for Concepts of Spatial Information as Cognitive Means for Interpreting and Using Maps. - Enkhbold Nyamsuren; Eric J. Top; Haiqi Xu; Niels Steenbergen; Simon Scheider (COSIT, 2022)

The semantics of extensive quantities within geographic information. - Eric J. Top; Simon Scheider; Haiqi Xu; Enkhbold Nyamsuren; Niels Steenbergen (Appl. Ontology, 2022)

Semantic complexity of geographic questions - A comparison in terms of conceptual transformations of answers. - Enkhbold Nyamsuren; Haiqi Xu; Eric J. Top; Simon Scheider; Niels Steenbergen (AGILE Conf., 2023)

A grammar for interpreting geo-analytical questions as concept transformations. - Haiqi Xu; Enkhbold Nyamsuren; Simon Scheider; Eric J. Top (Int. J. Geogr. Inf. Sci., 2023)

EFDFNet: A multimodal deep fusion network based on feature disentanglement for attention state classification. - Haiqi Xu; Qingshan She; Ming Meng; Yunyuan Gao; Yingchun Zhang (Biomed. Signal Process. Control., 2025)