PHQ-9 vs CAPE-42 In the field of psychological and social research, the need to compare and harmonise data from different questionnaires is crucial. Take for instance, the comparison between PHQ-9 and CAPE-42. The PHQ-9 (Patient Health Questionnaire) is a self-administered tool for diagnosing mental disorders while the CAPE-42 is a Community Assessment of Psychic Experience questionnaire. Harmonizing these two can be daunting, but with the assistance of Harmony, this task becomes much easier. Harmony is designed specifically to aid researchers in comparing instruments, such as the PHQ-9 vs CAPE-42. The software uses advanced natural language processing and generative AI models to align questionnaire items across different studies and even different languages. Harmony offers percentage matches between items allowing easy compare and contrast. It also accepts custom questionnaires in PDF form - simply use Harmony’s interface to drag and drop. Comparing PHQ-9 vs CAPE-42 has never been simpler. By using Harmony, psychologists and social scientists can better understand the correlation and disparities between these two extensively used questionnaires, thus expanding their research capabilities and improving their results. Harmony is not just a tool, but an aide for research advancement in the quest to better understand human psychology.