{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007931},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009052","490:4900007820","490:4900007348","490:4900005868","490:4900006856","490:4900008595","490:4900004791","490:4900008494","490:4900009160","490:4900006982","490:4900009258","490:4900007593","490:4900007110","490:4900007473","490:4900005065","490:4900005606","490:4900006978","490:4900006980","490:4900005740","490:4900005738","490:4900006605","490:4900006488","490:4900007099","490:4900007229","490:4900005871"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.1130655413271768,0.09701853603102469,0.06653222910904547,0.03351901866264617,0.03292756359600759,0.029372501178507576,0.027730907152811488,0.025185778292100773,0.021726189702866716,0.015207278341288082,0.014917885494835957,0.011952662677165708,0.010972305169052798,0.010069082577657557,0.008475647947799593,0.00820520029202311,0.007672611250205365,0.007034228050956176,0.006314480889002194,0.006296004402652599,0.005780433272652774,0.0056943801872288684,0.005401108598879782,0.00537811370735724,0.005240933153761094],"twin_dists":[0.27117268075606227,0.28053209285518105,0.3023632481914241,0.33845412394025437,0.3393401986398339,0.34497247413348037,0.34777311439674824,0.35241129454026116,0.3594139741413019,0.37578330088985645,0.3766447199100569,0.3864415842044355,0.3901590811153504,0.39385541307154087,0.4011653754758058,0.40252657319840607,0.40532902715512076,0.4089280221730742,0.41335643091705254,0.413475988763367,0.41694673026893736,0.4175530621507359,0.4196835751041084,0.4198550148898274,0.4208917639395802],"n_dims_used":45,"mean_confidence":0.9400457594129774},"coverage":{"mean_confidence":0.9400457594129774,"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}}