{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005495},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003167","490:4900012777","490:4900002583","490:4900012787","490:4900002276","494:4940007877","490:4900012852","490:4900005104","490:4900005240","494:4940007124","490:4900005490","494:4940007345","490:4900004966","490:4900004967","490:4900005241","490:4900005497","490:4900005360","496:4960006867","494:4940005421","490:4900005759","494:4940006000","490:4900002437","466:4660007452","494:4940007770","490:4900005765"],"twin_admin_codes":[490,490,490,490,490,494,490,490,490,494,490,494,490,490,490,490,490,496,494,490,494,490,466,494,490],"twin_sims":[0.46254895847002464,0.32944917389600376,0.3230718171412769,0.3061176412009417,0.29387416676425193,0.2934926148035088,0.21975543601650274,0.21248004244022806,0.1892323351060129,0.18838705537269376,0.18464079919224888,0.17959059171808942,0.17346274081429067,0.1626711156228198,0.15080863930197536,0.14632717209771837,0.14579355180700315,0.14381478359254796,0.1437262249959131,0.1384431658027709,0.13613518827086374,0.13398900122158644,0.13235518101026106,0.13062211169247157,0.1295454325447875],"twin_dists":[0.16127492244469052,0.19353766842877704,0.19523385371840402,0.19983677275514528,0.20325283466218141,0.2033606226351932,0.2260890650972326,0.22858700900721557,0.2369830223789876,0.23730145361937774,0.23872492086796912,0.24067641891660752,0.24309731911813365,0.2475139795916545,0.25262130436654984,0.25462755305153106,0.25486945340162787,0.2557722336398121,0.25581285184756347,0.2582703916848438,0.2593660077294245,0.26039737947884295,0.2611908784617251,0.26204068041251055,0.26257291587195697],"n_dims_used":45,"mean_confidence":0.9235248141818576},"coverage":{"mean_confidence":0.9235248141818576,"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}}