{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880003320},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880003220","488:4880002948","488:4880002910","488:4880003756","488:4880002876","488:4880003430","496:4960011720","488:4880003398","488:4880003118","488:4880003184","488:4880003706","488:4880003119","496:4960010588","496:4960011723","488:4880003757","488:4880004054","488:4880003435","488:4880003373","496:4960003570","488:4880003809","496:4960010892","488:4880002875","481:4810001198","488:4880002818","466:4660005604"],"twin_admin_codes":[488,488,488,488,488,488,496,488,488,488,488,488,496,496,488,488,488,488,496,488,496,488,481,488,466],"twin_sims":[0.5855882417757654,0.5414736555328932,0.5059778179095688,0.4867430129436597,0.4714671439613337,0.452678109078118,0.44634928152025416,0.3947816700481781,0.355918207921669,0.33763284323795745,0.33443506274707935,0.32916690801836423,0.32086683038447406,0.31823505823866666,0.30489199446679704,0.29261684345240085,0.2914407460632719,0.2791437094003356,0.2707203836475038,0.2677749429104075,0.2672468992175433,0.26619896030956947,0.25909299776080646,0.25716152902997513,0.2525621214016001],"twin_dists":[0.13436058931925438,0.14385742263115478,0.15159890681444466,0.15585143994087464,0.15926508572746392,0.1635154333810645,0.16496140724095373,0.17707017307372783,0.1866811315397234,0.19138725342195573,0.1922241176053623,0.19361235705435723,0.19582463830217814,0.19653275768158468,0.20017511219363585,0.20360834129433508,0.2039417024098194,0.20747655984607272,0.20995276679175728,0.21082981327822484,0.21098767672785101,0.21130154243295324,0.21345046565328307,0.2140409469195723,0.21545845005736997],"n_dims_used":45,"mean_confidence":0.9212114122178819},"coverage":{"mean_confidence":0.9212114122178819,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}