{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003771},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003636","490:4900003643","490:4900003108","490:4900003109","491:4910002012","491:4910002020","490:4900003237","490:4900003371","490:4900003638","490:4900004331","490:4900004196","490:4900005028","490:4900005293","490:4900003922","490:4900003642","490:4900004745","490:4900006322","490:4900003633","490:4900005029","490:4900005164","490:4900006311","490:4900001912","490:4900003784","491:4910001966","490:4900003503"],"twin_admin_codes":[490,490,490,490,491,491,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490],"twin_sims":[0.48210684280412314,0.41715683662164615,0.3845134268919722,0.3176099288468864,0.31011853041778775,0.3093213504621629,0.3014823991162369,0.29166051316486047,0.278215712093019,0.275548912552147,0.2633636925763129,0.2509361119142503,0.250218687251162,0.24907859783811725,0.24013130113931538,0.2360594926651305,0.23434470488985354,0.2288637130788609,0.2266861160353757,0.21764777387475007,0.21702053550296246,0.21224834532401868,0.20337742320111474,0.20171650217472542,0.19992596512850921],"twin_dists":[0.15688381390679174,0.17173837520093982,0.17956307498469376,0.19670144219344934,0.19873773247568272,0.19895606393335336,0.2011204996524217,0.20387934949434686,0.20774710350450404,0.2085276452519976,0.21215460349520204,0.21596349739108905,0.21618699731241736,0.21654301463508824,0.21937407300486972,0.22068510572754657,0.22124164844364966,0.223038671245791,0.22376051009657036,0.2268069116366998,0.22702144310202957,0.22866750218387757,0.23179534807464064,0.23239129931223113,0.2330375498927482],"n_dims_used":44,"mean_confidence":0.8946080641313032},"coverage":{"mean_confidence":0.8946080641313032,"n_dims_used":44,"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}}