{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011370},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010497","490:4900010667","490:4900010581","490:4900010498","490:4900010752","490:4900010589","490:4900011308","490:4900012103","490:4900010413","490:4900011244","490:4900010651","490:4900010825","490:4900010575","490:4900010240","490:4900010584","490:4900010327","490:4900009942","490:4900010983","490:4900010325","490:4900010243","490:4900011443","490:4900009743","490:4900010569","490:4900011092","490:4900009923"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.40466132884976397,0.174116052256557,0.12750913198953723,0.08612996318867425,0.07843884570438013,0.07674791023146266,0.06861055778537427,0.06129656334594213,0.05703331801319995,0.056656679820144946,0.03709477243882317,0.03631155123045053,0.036023470182474294,0.03353879772575915,0.03294326096855476,0.031208555623202284,0.031053368788599753,0.023547626202051013,0.023134797141303114,0.020394148429481028,0.01847461966567003,0.017582974382001362,0.01688110927658472,0.01655007937321307,0.014643543828074122],"twin_dists":[0.17469975182862824,0.24283634454109926,0.26358872974727754,0.28760076498479004,0.2930352961938319,0.29428705519578713,0.30064240260520836,0.30690149278355383,0.3108382267839499,0.31119755887233114,0.3333642679503094,0.33444228208413307,0.334843762424912,0.33842472355221137,0.3393165072023372,0.3419949638737648,0.34224073744905187,0.355615711224933,0.3564536524802895,0.3623711044428471,0.3669434608972019,0.36921031233565643,0.3710666646609636,0.37196580916092026,0.37747504120226527],"n_dims_used":45,"mean_confidence":0.891377427842882},"coverage":{"mean_confidence":0.891377427842882,"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}}