{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001071},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001070","477:4770001061","477:4770000891","477:4770001185","499:4990002305","477:4770002200","500:5000001289","477:4770001308","477:4770001950","500:5000002125","499:4990002806","477:4770000775","477:4770001471","468:4680010549","499:4990002138","477:4770000575","500:5000001232","485:4850000744","477:4770001484","477:4770001762","477:4770002078","499:4990000609","500:5000003244","477:4770000885","489:4890002288"],"twin_admin_codes":[477,477,477,477,499,477,500,477,477,500,499,477,477,468,499,477,500,485,477,477,477,499,500,477,489],"twin_sims":[0.6912874334331449,0.6406795497488377,0.5908873503042621,0.5821867463606663,0.532348069607599,0.5265762941692533,0.5201681959096534,0.4733189494885604,0.4608952594950817,0.45875550489583694,0.4552785642314026,0.4549874845919003,0.4379996091059496,0.43462658080288896,0.42682287549834647,0.42581564359052104,0.4221250079692427,0.41564754473858706,0.41411284464457676,0.3980379696710927,0.39404133262725444,0.39160586722466817,0.39092492545125884,0.38850022712432786,0.3864152032981091],"twin_dists":[0.11160134785798087,0.12255443702731007,0.13322487790534676,0.1350899470325884,0.1458367016664428,0.14709213697757814,0.1484895476895703,0.1588493793318579,0.16164907921926466,0.16213391589352347,0.16292347496734633,0.1629896736428387,0.16688111163673966,0.16766067463492562,0.1694736323471949,0.16970861689050376,0.1705716141561228,0.17209399966333863,0.17245618137527885,0.1762859357983021,0.1772488890708576,0.17783790758825865,0.17800289871368327,0.17859149547632364,0.17909902115311538],"n_dims_used":45,"mean_confidence":0.9221021016438802},"coverage":{"mean_confidence":0.9221021016438802,"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}}