{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001121},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001000","489:4890000998","489:4890001058","489:4890001057","489:4890000936","489:4890000881","489:4890001524","489:4890000765","489:4890000937","489:4890000999","489:4890000878","489:4890000996","489:4890000939","489:4890000997","489:4890001446","489:4890000879","489:4890001074","489:4890000822","489:4890000499","489:4890001069","489:4890001056","472:4720002163","472:4720002231","472:4720002236","489:4890001371"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,472,472,472,489],"twin_sims":[0.8526005724027589,0.8375931852765004,0.8088932730763848,0.7797493393769652,0.7745201207316654,0.7305517284581987,0.7291619102836517,0.7278909364385281,0.7182333380829766,0.7049912516418173,0.6996951264258676,0.6824652931858985,0.6389171499675821,0.6322568739638744,0.6107641383919817,0.5773107778241591,0.5749336331880005,0.5726715607194978,0.5705495499283094,0.548575704545697,0.5484672796253537,0.5445017630068756,0.5221531617616068,0.5162256045618162,0.51369652700732],"twin_dists":[0.07334496598318599,0.07732120014204207,0.08458574806115357,0.09161128905494442,0.09284193622148913,0.10291358579320911,0.103225215169177,0.10350989379851844,0.10566401508069341,0.10859400488459911,0.10975901424280357,0.1135259935916762,0.12293297552021373,0.12436247089791885,0.12896797118611536,0.136136039356315,0.13664631287005524,0.13713207437354313,0.13758793831073823,0.14232134231250923,0.14234476719313807,0.14320205012748966,0.14805626851982345,0.1493513000413341,0.14990493449106468],"n_dims_used":45,"mean_confidence":0.9146597968207465},"coverage":{"mean_confidence":0.9146597968207465,"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}}