{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000592},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960009271","490:4900000906","494:4940008483","494:4940008611","487:4870003956","490:4900000823","494:4940008599","494:4940004407","494:4940008033","490:4900001320","496:4960008855","490:4900000603","494:4940005832","487:4870001993","466:4660008713","496:4960005838","494:4940006471","494:4940006056","494:4940004350","490:4900000688","490:4900000087","494:4940005109","496:4960008134","496:4960009277","487:4870002630"],"twin_admin_codes":[496,490,494,494,487,490,494,494,494,490,496,490,494,487,466,496,494,494,494,490,490,494,496,496,487],"twin_sims":[0.39628378381005447,0.2773072437684036,0.2651381190396247,0.23830010519831366,0.2338880342061043,0.18116819299733045,0.16611157647657446,0.16522498796498716,0.1634357484470495,0.15754850591619193,0.15565291417599583,0.1541948391187716,0.15326766101764774,0.15260792030785042,0.15000154073796806,0.1438842969422285,0.14253142737975516,0.1419425390416176,0.14136251515520276,0.1411130924084919,0.14031266211285315,0.13965395885643597,0.13820045065746697,0.13276933860387136,0.13195880986634764],"twin_dists":[0.1767080405537639,0.20801248679483392,0.2116200565441223,0.21996187114026283,0.2213903126469076,0.24006268328416616,0.24608357726370397,0.24645012074930178,0.2471941987901081,0.2496849697782151,0.2505013683685269,0.2511342959375754,0.2515390527353606,0.251828155278995,0.2529793473321893,0.25574036371044867,0.25636268208381147,0.25663494179295876,0.2569039258426042,0.2570198473966462,0.25739288861514736,0.2577010694192939,0.2583849648951835,0.26098904015012503,0.2613844943299313],"n_dims_used":45,"mean_confidence":0.9157985263400608},"coverage":{"mean_confidence":0.9157985263400608,"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}}