@inproceedings{ijcai2026p341, title = {From Neural Collapse to Label-Limited Evolving Streams: Geometry-Constrained Learning Under Dynamic Class Imbalance}, author = {Wang, Hongliang and Liu, Hongyuan and Hao, Qirui and Koh, Yun Sing and Yang, Qinli and Shao, Junming}, booktitle = {Proceedings of the Thirty-Fifth International Joint Conference on Artificial Intelligence, {IJCAI-26}}, publisher = {International Joint Conferences on Artificial Intelligence Organization}, editor = {Diego Calvanese}, pages = {3070--3078}, year = {2026}, month = {8}, note = {Main Track}, doi = {10.24963/ijcai.2026/341}, url = {https://doi.org/10.24963/ijcai.2026/341}, }