{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700007744},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001119","478:4780000536","481:4810000980","470:4700008813","470:4700007086","485:4850004117","489:4890001127","496:4960005458","478:4780000535","489:4890001270","496:4960004714","489:4890001254","500:5000001775","499:4990003082","496:4960004709","489:4890001246","500:5000001077","496:4960004708","478:4780004364","485:4850002897","481:4810001436","478:4780004328","485:4850003588","469:4690000030","500:5000001998"],"twin_admin_codes":[489,478,481,470,470,485,489,496,478,489,496,489,500,499,496,489,500,496,478,485,481,478,485,469,500],"twin_sims":[0.07892041292792493,0.0661549870464613,0.05771310058854532,0.03900377533214616,0.03338507186695897,0.030127165522832032,0.024926905475105725,0.024567813536077288,0.024168891756090456,0.020810025132456948,0.02033799540059661,0.020124834438215878,0.016907377079065814,0.01388471108101447,0.012749575162439181,0.012510792264318678,0.011552540074337354,0.009607681827412605,0.009233752999816006,0.008415790668625352,0.008377851329659906,0.007381294689374323,0.0073698692108938426,0.007197973687296523,0.007174319341222582],"twin_dists":[0.29268277515994046,0.3026802876054487,0.3101946074359232,0.3308154228949053,0.33865361807957595,0.3437298530396659,0.35290545289052533,0.3535983162794547,0.3543783798594825,0.36143024135704077,0.36249942121788387,0.3629893494047141,0.37099598048389915,0.3798453305147619,0.3836140318440236,0.3844444367253175,0.38792489506441724,0.39585915489634843,0.3975470447291785,0.40146325810963013,0.40165304877450064,0.40693663377864453,0.40700083818513383,0.40797774010946675,0.4081138075072248],"n_dims_used":43,"mean_confidence":0.9023137647052144},"coverage":{"mean_confidence":0.9023137647052144,"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}}