{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004210},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004350","490:4900004077","490:4900004216","490:4900004361","490:4900004364","490:4900004349","490:4900004088","490:4900001923","490:4900003808","490:4900003931","490:4900002379","490:4900004094","490:4900003666","490:4900004084","490:4900004506","490:4900004616","490:4900003798","490:4900002529","490:4900002828","490:4900001927","490:4900004076","490:4900002975","490:4900005188","490:4900003137","490:4900002535"],"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":[0.0941777648462729,0.03695202845689127,0.02645551648278035,0.02032513494834462,0.019425230470023997,0.016891201131194085,0.012715228825710509,0.008380490290797812,0.008052463011813272,0.006778817606888707,0.00608342238608401,0.005429254829065918,0.004848649694268054,0.004698810137350051,0.004037804666946353,0.003885377838362907,0.003517720146054948,0.003231169999599455,0.0027813471868877986,0.0025693939250740366,0.002378264916339273,0.002303691697576947,0.0021441259357169204,0.0019069433650725077,0.0017239425660308255],"twin_dists":[0.28231327084479785,0.33355928997934714,0.350049237636689,0.3625288524326448,0.36462976523323765,0.3710394970235874,0.38373262412653736,0.40163982255488584,0.4033131818164103,0.4104507478934645,0.4148748095248464,0.41947462527356505,0.42399813498793093,0.4252450874432833,0.43121670926178784,0.43271930255800894,0.43657699358835056,0.43984755722756086,0.4455592157994931,0.4485499005227111,0.4514473078492924,0.4526360603335961,0.45530310378266153,0.4596255592247344,0.46331315533807654],"n_dims_used":45,"mean_confidence":0.9157523261176215},"coverage":{"mean_confidence":0.9157523261176215,"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}}