{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013208},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900013273","490:4900013246","490:4900012410","490:4900012538","490:4900012830","487:4870000735","490:4900012992","490:4900012888","490:4900013178","490:4900012558","487:4870000995","490:4900012959","490:4900012553","490:4900012885","490:4900013241","490:4900012480","490:4900013096","490:4900012275","490:4900012762","490:4900013068","490:4900013271","490:4900012416","490:4900013101","487:4870000285","487:4870001364"],"twin_admin_codes":[490,490,490,490,490,487,490,490,490,490,487,490,490,490,490,490,490,490,490,490,490,490,490,487,487],"twin_sims":[0.5152957600336165,0.3604124567185873,0.34980462345337565,0.3468115087683868,0.2857309801005919,0.25480873209479427,0.24725542016294194,0.23570573160251562,0.22563633066003883,0.2235257483307929,0.21973643551575245,0.21804299650882059,0.19538668192664607,0.1940817860938543,0.17396821765843457,0.1729968788332964,0.16919032145341895,0.16476885837102204,0.1616058577440732,0.159432653762345,0.1577153181986015,0.15731115141928737,0.1544759816446825,0.1538847050575174,0.15325154910556024],"twin_dists":[0.14955477228577257,0.185543893488972,0.18824011048522546,0.18900855492790689,0.20557162534200082,0.2147640340474837,0.21711451655803238,0.22079970348150793,0.22411013973286198,0.22481635135515216,0.2260955157866789,0.2266719487979585,0.2346939936068412,0.23517509429301606,0.2428953378783941,0.24328384360056085,0.24482157538028906,0.2466392526234969,0.24796130739471278,0.24888056976402814,0.24961347054239286,0.24978680013482116,0.25101191646473336,0.25126948499327023,0.2515461021907647],"n_dims_used":45,"mean_confidence":0.9099498324924045},"coverage":{"mean_confidence":0.9099498324924045,"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}}