{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001154},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001568","470:4700006190","489:4890001216","489:4890001488","489:4890000562","489:4890001089","489:4890001480","489:4890001574","470:4700005329","489:4890001570","489:4890002990","489:4890002552","489:4890001094","489:4890000851","489:4890001032","472:4720004963","489:4890000629","489:4890001822","489:4890001733","489:4890000906","489:4890004696","470:4700005170","489:4890000799","489:4890000516","489:4890000563"],"twin_admin_codes":[489,470,489,489,489,489,489,489,470,489,489,489,489,489,489,472,489,489,489,489,489,470,489,489,489],"twin_sims":[0.8939579592519604,0.8636001901470743,0.8008227469193833,0.7762499132919106,0.7326349721636923,0.7099134576565702,0.7090794929110241,0.6808101469265185,0.6755353467364295,0.6709061210647429,0.6660045825729436,0.6641926511359642,0.6524382584991357,0.6521972124601997,0.6318201126596206,0.6212174793691848,0.6161648713126416,0.6161193526552253,0.6101547311118445,0.6033482841333991,0.6019794875255823,0.6018627007260823,0.6007689838159378,0.5997985185336984,0.5959342171622443],"twin_dists":[0.06149430947828078,0.07033524542712426,0.08656222677359858,0.09243574420507215,0.10244581433058891,0.10750787067155336,0.10769213145625287,0.11388619625761329,0.11503240698844229,0.1160363039217769,0.11709735104989724,0.11748912062777771,0.12002521575924431,0.120077134254255,0.12445616137098602,0.12672902648827516,0.1278113698909389,0.12782111911811783,0.12909846713327303,0.13055592554064782,0.1308490336303207,0.13087404225836072,0.13110825372015736,0.13131607838920045,0.132143699849739],"n_dims_used":45,"mean_confidence":0.9155366685655382},"coverage":{"mean_confidence":0.9155366685655382,"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}}