{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001512},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001501","480:4800002113","480:4800001890","480:4800001462","480:4800002403","480:4800001280","480:4800001319","480:4800001630","480:4800001461","480:4800001948","480:4800002056","480:4800001318","480:4800001492","480:4800001402","480:4800002300","470:4700005049","470:4700003667","480:4800001158","480:4800002109","480:4800002025","480:4800002165","480:4800001378","470:4700003677","470:4700004354","470:4700004869"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,470,470,480,480,480,480,480,470,470,470],"twin_sims":[0.6058348849242896,0.5543269560169914,0.4291285852597563,0.4189811867601291,0.41341570673401007,0.40355070377478813,0.40011522767086305,0.38804265069499855,0.368025312013084,0.3542841490345536,0.33000550356151187,0.3011533175513331,0.2988230856878125,0.2901314476052944,0.28842350416248685,0.28281925659015694,0.27540067415845043,0.26379560813497444,0.2556154914680946,0.2543513903261019,0.2527846432152866,0.24164849484198253,0.2358997512996413,0.2326051769495356,0.2300441979158812],"twin_dists":[0.1300234714167181,0.14107987559549853,0.1689365748532896,0.17130924984535895,0.17262089419091728,0.17496490594954298,0.1757871891713807,0.17870276593979992,0.18363385066923887,0.18709644957876329,0.19339056437783372,0.20121207344861677,0.20186218782046814,0.2043137610843793,0.20480060873821246,0.20641034063751623,0.20857116812725426,0.21202428210341265,0.21451561752064807,0.2149050798443911,0.2153894948946999,0.2188892687515154,0.22073683860993384,0.22180895460395797,0.22264925627850857],"n_dims_used":43,"mean_confidence":0.9222921327103016},"coverage":{"mean_confidence":0.9222921327103016,"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}}