{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700001189},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["481:4810004260","481:4810002960","481:4810004557","470:4700000274","496:4960004750","478:4780006377","481:4810003963","470:4700005291","481:4810000519","496:4960011344","496:4960010080","481:4810003458","481:4810002065","496:4960009258","479:4790002712","472:4720006497","496:4960011039","488:4880000775","488:4880002691","479:4790003814","481:4810001420","496:4960004913","481:4810003652","481:4810002541","481:4810004069"],"twin_admin_codes":[481,481,481,470,496,478,481,470,481,496,496,481,481,496,479,472,496,488,488,479,481,496,481,481,481],"twin_sims":[0.3541080602499744,0.3490121315101394,0.34430078670702924,0.29279681941492625,0.2863553365708868,0.25710442690346214,0.2548500423614205,0.24838219985918084,0.24117751126549197,0.2408729695121203,0.23677294871238747,0.2334888938067814,0.22807564092037153,0.2278920827947805,0.22389443136056664,0.22357075121772946,0.22137889393330867,0.2174714074679863,0.21054010961923775,0.2079512618947253,0.2066532814937741,0.20510793494784427,0.20352051315907393,0.20106184833080729,0.20047649784540778],"twin_dists":[0.1871412640277456,0.18844323530689552,0.18965585421076037,0.2035573978715797,0.2053924513162851,0.21405844649772027,0.2147513017287453,0.21676099325634962,0.21903955505404968,0.21913683270931672,0.22045432895886177,0.2215204044753932,0.22329937760515767,0.22336018698599103,0.2246926692267217,0.22480124695479142,0.2255392728157943,0.22686719137473085,0.22926280143796596,0.23017127024940337,0.230629654659037,0.23117796832811235,0.23174416285018465,0.2326271208748946,0.2328384256968828],"n_dims_used":43,"mean_confidence":0.9024785951126454},"coverage":{"mean_confidence":0.9024785951126454,"n_dims_used":43,"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}}