Ordinal Pattern
Ordinal pattern analysis focuses on data exhibiting inherent order, rather than purely numerical values, aiming to leverage this structure for improved classification, prediction, and understanding of complex systems. Current research emphasizes developing novel loss functions and algorithms, including deep learning architectures and adaptations of existing methods like Archetypal Analysis, to effectively handle ordinal data in various applications. This field is significant because it allows for more nuanced analysis of data with inherent rankings, improving the accuracy and interpretability of models across diverse domains such as medical image analysis, solar flare forecasting, and human behavior modeling.
Papers
Decreasing Annotation Burden of Pairwise Comparisons with Human-in-the-Loop Sorting: Application in Medical Image Artifact Rating
Ikbeom Jang, Garrison Danley, Ken Chang, Jayashree Kalpathy-Cramer
The leap to ordinal: detailed functional prognosis after traumatic brain injury with a flexible modelling approach
Shubhayu Bhattacharyay, Ioan Milosevic, Lindsay Wilson, David K. Menon, Robert D. Stevens, Ewout W. Steyerberg, David W. Nelson, Ari Ercole, the CENTER-TBI investigators/participants