{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009613},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009408","490:4900008967","490:4900007863","490:4900009507","490:4900009612","490:4900009702","490:4900008515","490:4900010375","490:4900010288","490:4900009999","490:4900010295","490:4900001396","490:4900009902","490:4900009701","490:4900008631","490:4900009695","490:4900001530","490:4900009610","490:4900010005","490:4900010012","490:4900009389","490:4900009807","490:4900001661","490:4900009910","490:4900009492"],"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":[0.5978621233706021,0.3879359233041322,0.37864549243613504,0.3715275751636263,0.37016841058655103,0.35183575181827204,0.3422094086060421,0.32920725845118815,0.31977600760772773,0.29852238810759585,0.29340768037211634,0.2854900803905354,0.2809764813104019,0.27256604672074003,0.26442785856516343,0.259730583437487,0.23888494016014658,0.23346628241865314,0.22857262529820785,0.22676673559886143,0.221835440009653,0.21462178123191747,0.21342776921257295,0.20110166229204648,0.1999543810041433],"twin_dists":[0.13173077945826991,0.1787287281123781,0.18100188348446145,0.18276180314278895,0.18309974152826974,0.1877206060890275,0.19019695634615327,0.19360167801936173,0.1961177438897431,0.20194629569100056,0.20338462779779037,0.20564082015264284,0.2069438443923702,0.2094061952809187,0.21183375405817048,0.21325615466248685,0.21977382575450297,0.2215277785708455,0.2231348983054372,0.2237337043091995,0.22538514717360855,0.22784575066625282,0.22825837939174662,0.23261276388246127,0.2330272628071681],"n_dims_used":45,"mean_confidence":0.9186397976345486},"coverage":{"mean_confidence":0.9186397976345486,"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}}