{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001354},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["495:4950002664","495:4950002264","495:4950002563","480:4800001862","495:4950002661","495:4950002409","495:4950002407","495:4950002660","495:4950002613","480:4800001920","495:4950002612","495:4950003154","495:4950002910","495:4950002511","495:4950003056","495:4950002461","480:4800001691","495:4950002410","495:4950002862","495:4950002408","495:4950002309","480:4800006431","495:4950002665","495:4950002813","495:4950002139"],"twin_admin_codes":[495,495,495,480,495,495,495,495,495,480,495,495,495,495,495,495,480,495,495,495,495,480,495,495,495],"twin_sims":[0.8080943308012146,0.533045293605658,0.5036662487956265,0.4292173524697089,0.39489036802825234,0.38514194358881193,0.3841041474705838,0.3660749943075437,0.3230204828233404,0.2663932507962635,0.2287982649805119,0.21483782451526084,0.18309754777262616,0.17742795229561562,0.17635238701179157,0.15785369925776155,0.15199394817151063,0.12964641183648073,0.1255983419425788,0.11441729331202234,0.11197751285727627,0.10644909616339517,0.10627094483530027,0.10473241682110136,0.10457531367197002],"twin_dists":[0.0847825748663133,0.14568524135850044,0.1521075263496371,0.16891592244200102,0.1770439466450233,0.17940958963902823,0.17966308635219735,0.18412126684580304,0.19524758213734342,0.21124329300960823,0.22306029985849352,0.22777125581767108,0.2393172209805283,0.24152399512505296,0.24194826338616388,0.24955419936492282,0.2520980270427701,0.26252285710230233,0.26455316553065855,0.2704324307399691,0.2717734794054118,0.2748978988803068,0.27500065456659273,0.2758936785228493,0.2759854406398762],"n_dims_used":42,"mean_confidence":0.9099367232549758},"coverage":{"mean_confidence":0.9099367232549758,"n_dims_used":42,"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}}