{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010146},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010048","490:4900010120","490:4900010022","490:4900009625","490:4900007885","490:4900010818","490:4900010323","490:4900011767","490:4900011359","490:4900010306","491:4910005006","490:4900009820","491:4910005416","490:4900009622","490:4900010023","490:4900011219","490:4900009724","491:4910003996","490:4900010675","490:4900010213","490:4900010761","490:4900010212","490:4900007781","490:4900010841","490:4900010302"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,491,490,491,490,490,490,490,491,490,490,490,490,490,490,490],"twin_sims":[0.053387442395637315,0.04539722729362962,0.026548499862015847,0.021420855221124784,0.018334782440030048,0.015074163479826272,0.011601160793913313,0.011168209079950137,0.009842835090627547,0.00918369275609741,0.008376915123857609,0.008081268357673747,0.007793408156268704,0.007281801109649008,0.006947776593048851,0.0068816689891576695,0.006730943794707517,0.0066876959964208725,0.006203215797604285,0.005520242947309552,0.005218133836678409,0.0052035456238112105,0.004958622123002806,0.004925460671020719,0.004023870624093032],"twin_dists":[0.3144024873323911,0.32298321448399925,0.34988013497005577,0.3600775858270238,0.36729255147485873,0.37617772653372067,0.387742239084302,0.38939325681719794,0.3948274765616197,0.3977776280331966,0.40165774184451297,0.4031638148938788,0.4046784410972447,0.4074987512698085,0.40943778553910387,0.4098314543321984,0.4107418965453361,0.4110065184677263,0.41408123117940615,0.41880579050117983,0.4210664453659952,0.4211785784828108,0.4231049833254003,0.4233724016211768,0.4313519060280924],"n_dims_used":45,"mean_confidence":0.891062503390842},"coverage":{"mean_confidence":0.891062503390842,"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}}