{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880000461},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960004112","470:4700003480","488:4880001162","488:4880000012","496:4960004408","496:4960004784","479:4790005774","488:4880002202","496:4960009474","470:4700004516","496:4960001796","496:4960003693","470:4700004688","481:4810000035","488:4880001396","488:4880001197","468:4680001272","496:4960009164","496:4960009370","488:4880000092","470:4700002572","496:4960006728","470:4700001172","472:4720003574","470:4700000027"],"twin_admin_codes":[496,470,488,488,496,496,479,488,496,470,496,496,470,481,488,488,468,496,496,488,470,496,470,472,470],"twin_sims":[0.5187370014972821,0.4508430539149775,0.4035337031087269,0.394066484244258,0.38736799035481684,0.38311187505354827,0.3387850283513658,0.3306630269241198,0.317471945433076,0.28605732901953085,0.2751063808659629,0.2718932595143396,0.26997564094281135,0.2619696977756519,0.2535986319181593,0.2455833430020786,0.2349172124081325,0.2297968753751057,0.22835081407321828,0.2266541265271608,0.2257937099036746,0.22487094323319876,0.21607047890257178,0.21275096519190836,0.21232497907051262],"twin_dists":[0.14880219005780726,0.16393391361196732,0.17496896728329078,0.17724281497161082,0.17886693847398985,0.1799057692169662,0.19108677496543908,0.19321687822948405,0.19673870076400155,0.2054779424170311,0.20865761532864568,0.20960516839741772,0.21017396455151016,0.2125761263892542,0.21513758419796117,0.21764103752095493,0.22105554277517822,0.22273073289101866,0.2232082785070524,0.22377114827358507,0.22405765608016706,0.22436573248508024,0.22734718254617967,0.22849296392254817,0.22864087250758117],"n_dims_used":45,"mean_confidence":0.9351594712999132},"coverage":{"mean_confidence":0.9351594712999132,"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}}