{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003817},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002418","490:4900002267","490:4900008705","490:4900003955","490:4900004651","490:4900002564","490:4900000640","490:4900003554","490:4900003961","494:4940008152","490:4900003552","490:4900003556","490:4900009670","490:4900003553","494:4940007433","490:4900003412","494:4940008145","490:4900002409","490:4900002565","490:4900009669","490:4900003962","494:4940008348","490:4900004796","490:4900009475","490:4900005493"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,494,490,490,490,490,494,490,494,490,490,490,490,494,490,490,490],"twin_sims":[0.28012732330036716,0.2601545871598361,0.10282442788785719,0.07869584889438853,0.05116706274968742,0.04294687388993805,0.03335938563489186,0.03187449838450322,0.029447705411732288,0.02534091308455637,0.023231640292996677,0.022778343464826233,0.022338232504246904,0.021866050520773984,0.019912051671430505,0.019284270415227442,0.018187357419337843,0.01321618334734137,0.012821219227558573,0.012788108929486224,0.012206544105230933,0.01187647270616064,0.010092990443649337,0.009921406183389733,0.009891925593590282],"twin_dists":[0.20719039845920487,0.21312710113552413,0.27701545143154277,0.2928469468274951,0.31667327209953494,0.3258680767652536,0.33869195194419305,0.34095201980623574,0.34484742290993503,0.3521172596971438,0.3562559277894598,0.3571876634011683,0.3581078206014476,0.3591127060400139,0.3634829422740858,0.36496651358694565,0.36766311603430074,0.38203031075641025,0.38336756422097373,0.3834813172689788,0.3855230940544897,0.38672059954576654,0.39375383435758987,0.39448766184321543,0.3946148812063352],"n_dims_used":45,"mean_confidence":0.923233879937066},"coverage":{"mean_confidence":0.923233879937066,"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}}