{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001566},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003339","490:4900003735","490:4900002913","490:4900002617","496:4960008019","490:4900002461","490:4900002467","490:4900002459","490:4900003073","490:4900001872","490:4900001564","490:4900002464","490:4900003887","490:4900003734","490:4900001883","490:4900002000","490:4900000474","496:4960011812","490:4900004437","490:4900002757","487:4870001780","490:4900002614","490:4900002793","496:4960008761","490:4900001044"],"twin_admin_codes":[490,490,490,490,496,490,490,490,490,490,490,490,490,490,490,490,490,496,490,490,487,490,490,496,490],"twin_sims":[0.7303126297906398,0.6705957112433245,0.6141530882318434,0.47762745282428914,0.46501512954310115,0.45940702189147026,0.4416107275952656,0.43824497500423587,0.429253257930657,0.42585871821350024,0.41902535151021375,0.4130255577199152,0.4085478508048023,0.4057576472971654,0.38748859633408667,0.38534550710287446,0.3631960514401746,0.36168778793103856,0.36089906036530073,0.34028521687436386,0.33167497126353634,0.3308410110779925,0.32672756099569983,0.32323950423453307,0.3228646391604973],"twin_dists":[0.10296722212715767,0.11610355545006043,0.12824223464049334,0.15788424697481787,0.16071781121939768,0.1619862065569086,0.16604914046422306,0.16682449643672034,0.16890756924137834,0.16969856299030464,0.17129887125427806,0.1727131273045674,0.17377441626627577,0.1744383324101295,0.17883758018298815,0.17935990449475145,0.1848431543516363,0.1852225028182863,0.18542119839484475,0.19069636330187473,0.1929499404635786,0.19316989592874678,0.19425929297737007,0.19518901736170174,0.1952892671118486],"n_dims_used":45,"mean_confidence":0.9172364976671007},"coverage":{"mean_confidence":0.9172364976671007,"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}}