{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003755},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003896","490:4900003895","490:4900002178","490:4900003754","490:4900002331","490:4900001596","490:4900002190","490:4900002177","490:4900003074","490:4900001470","490:4900001331","490:4900001165","490:4900001722","490:4900004185","487:4870004560","490:4900002327","490:4900002333","490:4900001201","490:4900001572","490:4900001166","490:4900001466","490:4900002160","490:4900002767","490:4900001571","490:4900002343"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,487,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.8912686387948265,0.8613444489031766,0.8342685793702587,0.8261841511187903,0.8141135471986428,0.8119591129360066,0.795541740892684,0.7378391747066625,0.7317886390447762,0.7314586629486481,0.6958802154147188,0.690037974838154,0.6654373058177748,0.6604030249331188,0.6600401643547136,0.644023731945213,0.6289200528736485,0.62575072151324,0.6186789804869931,0.6142743288069273,0.607589843215173,0.6011608955150008,0.5961394098950807,0.5883075582859327,0.5813612674104055],"twin_dists":[0.062315233752082866,0.07095969223232608,0.07818398633024984,0.08025730253986106,0.08329308240582464,0.08382797926901658,0.08784201125266701,0.10127368999391753,0.10263594637071116,0.1027100409128192,0.1105959978583916,0.11187443622521648,0.11722003167330639,0.11830774351947985,0.11838607581335937,0.1218357961518696,0.12507811728006277,0.12575756673391314,0.1272728561749634,0.1282162695962523,0.12964768746559346,0.13102432786201038,0.13209974949814424,0.13377770842106135,0.1352669953991456],"n_dims_used":45,"mean_confidence":0.9177552117241754},"coverage":{"mean_confidence":0.9177552117241754,"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}}