{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700008657},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700008524","470:4700008590","479:4790000081","470:4700008519","479:4790000051","479:4790002467","470:4700008437","470:4700008267","470:4700008651","470:4700008452","479:4790002299","477:4770003704","485:4850001065","472:4720001384","470:4700008721","470:4700005326","485:4850000958","470:4700007251","472:4720001082","479:4790000224","479:4790001410","479:4790000329","499:4990002138","470:4700008930","488:4880000102"],"twin_admin_codes":[470,470,479,470,479,479,470,470,470,470,479,477,485,472,470,470,485,470,472,479,479,479,499,470,488],"twin_sims":[0.798347842892048,0.7601886864158365,0.7443709977666045,0.7248663040481123,0.6510596019410972,0.6231399877533474,0.6073918768599517,0.5930027806471554,0.5793615440516112,0.567010955231961,0.5560116933204724,0.5355258778085528,0.5353489676627999,0.5153443579166783,0.5025171049264651,0.5022564971124478,0.49679180377635873,0.4827643868709473,0.4785017162884737,0.4781678287893305,0.47697661576761413,0.47413969374875065,0.4718022920394936,0.46737435968269264,0.4673561153384495],"twin_dists":[0.08716327321241481,0.09617529893973188,0.0997949535751703,0.10418622508810758,0.12032211856664317,0.12631708888420257,0.12969007748030287,0.13277164700438016,0.1356959778875197,0.13834853825060606,0.14071658913573218,0.1451467027080572,0.1451850935034108,0.14954413567751296,0.15236060953994665,0.15241802679001296,0.15362392420194187,0.1567372057631247,0.15768875284184858,0.15776339985178497,0.15802985581025725,0.15866530570551304,0.15918980899764226,0.16018581698966466,0.16018992744478924],"n_dims_used":43,"mean_confidence":0.916346084239871},"coverage":{"mean_confidence":0.916346084239871,"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}}