{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010413},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010752","490:4900010667","490:4900010497","490:4900010327","490:4900010240","490:4900010582","490:4900011370","490:4900011377","490:4900010983","490:4900011444","490:4900010043","490:4900009942","490:4900010325","490:4900010584","490:4900010651","490:4900010575","490:4900010498","490:4900011244","490:4900009542","490:4900009843","490:4900011443","490:4900010243","490:4900009743","490:4900010581","490:4900011308"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.7467529291841933,0.34876933063566656,0.12005067526650241,0.09618701291260631,0.0701921516964374,0.06903420943428423,0.05703331801319995,0.05174413903536161,0.04220789637713282,0.03927791898957834,0.037803061166622354,0.036083198038887064,0.03244644318140642,0.029796081232286865,0.027432129811939873,0.0268001772955693,0.024766711790657363,0.020451802499279272,0.019590233803564155,0.018065607323645087,0.01755639365415647,0.01581136558431935,0.015448679182282151,0.010857617018115301,0.008144557956092239],"twin_dists":[0.099253495583005,0.18850551639777255,0.2674179293725632,0.2810491666059382,0.29936104670283376,0.3002968392471601,0.3108382267839499,0.31607534035339474,0.3267652402445151,0.33045811196377795,0.3324058887479368,0.33476029996075307,0.34007105405691984,0.3442716866375404,0.34829811250469284,0.34942497419758545,0.3532134709048512,0.36223967758093384,0.3642382782717174,0.3679711319508167,0.3692794215930288,0.37403068834253556,0.3750757101243824,0.39061307888914043,0.4028373024335522],"n_dims_used":45,"mean_confidence":0.892627207438151},"coverage":{"mean_confidence":0.892627207438151,"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}}