{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011626},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011691","490:4900009626","490:4900011431","490:4900012093","490:4900011497","490:4900011625","490:4900011561","490:4900011564","490:4900010830","490:4900011150","490:4900011147","490:4900010912","490:4900010579","490:4900010035","490:4900011227","490:4900011755","490:4900008774","490:4900011294","490:4900011822","490:4900008884","490:4900009721","490:4900011821","490:4900009015","490:4900011366","490:4900012095"],"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":[0.44953106254380365,0.40221627348089856,0.3931769721863417,0.3645921359983035,0.36233520721951135,0.3336689161235137,0.3257133741580341,0.3014738763961961,0.30083708606220394,0.29924877460347876,0.28242342604163956,0.26683001695716313,0.26402146721235425,0.25878803749681645,0.2575406665493746,0.2315670250049163,0.23039859554341316,0.21894137101964808,0.2101604128814269,0.20565234262419105,0.20086615736971472,0.19734019384631632,0.19686328554944116,0.1946240917476163,0.1923221460823541],"twin_dists":[0.16423349892273095,0.17528392587782968,0.17745774088421276,0.18449273068366048,0.18505957006836066,0.1924252632669861,0.1945290492595908,0.20112287054125935,0.20130012646143844,0.20174320349005187,0.2065247602079491,0.21111244435126394,0.21195618698602414,0.21354351197972857,0.21392481824312806,0.222148852521503,0.22253260609315756,0.22636577681463113,0.2293955660391082,0.23098448253506002,0.23269771588134391,0.23397790329887902,0.23415226684332824,0.23497488023290372,0.23582742788673933],"n_dims_used":45,"mean_confidence":0.8863688151041667},"coverage":{"mean_confidence":0.8863688151041667,"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}}