{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001611},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002309","480:4800001668","480:4800001397","480:4800002019","480:4800001614","480:4800001564","480:4800001955","480:4800002256","480:4800001451","480:4800001557","480:4800001335","480:4800001524","480:4800001436","480:4800002529","480:4800001442","480:4800001612","480:4800001568","480:4800002305","480:4800002246","480:4800001901","480:4800002248","480:4800002388","480:4800001780","480:4800001521","480:4800001446"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.45731611564849506,0.4515667518633386,0.45115457333792436,0.4355163873738211,0.43530124589182145,0.43130912852113173,0.4209100444562234,0.41634053822444556,0.41579371434056034,0.4042965629000465,0.37725287280188075,0.37586172253827405,0.3743825870781011,0.37338875015142176,0.3724367441504405,0.3722752704891133,0.3704517575170448,0.3672221154650209,0.36298594992069855,0.3625515379824021,0.3613690813764218,0.35945237063077995,0.3557706141061902,0.34750428267649847,0.346064393293567],"twin_dists":[0.16246051560805974,0.1637688006098718,0.16386282782046416,0.1674547926458533,0.16750455633058522,0.1684297567208429,0.17085640526638307,0.17193064547464407,0.17205953445193004,0.17478680119564718,0.18134492986105605,0.18168823069545914,0.18205392638977486,0.18230003723726398,0.18253609187727143,0.18257615959601556,0.18302924031760923,0.18383442544900938,0.1848959497442461,0.18500516014377358,0.18530276453070715,0.18578622338108478,0.1867186039560936,0.18883038451200615,0.18920091181115978],"n_dims_used":43,"mean_confidence":0.9208797188692315},"coverage":{"mean_confidence":0.9208797188692315,"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}}