{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960000249},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930005508","493:4930004175","493:4930005609","493:4930002456","493:4930002278","493:4930002638","496:4960000251","496:4960000373","493:4930002793","496:4960001817","496:4960001571","493:4930002804","493:4930002975","493:4930003844","493:4930003146","493:4930002292","493:4930003669","493:4930002290","496:4960000922","493:4930005782","493:4930005689","493:4930005598","493:4930005699","493:4930005618","496:4960002077"],"twin_admin_codes":[493,493,493,493,493,493,496,496,493,496,496,493,493,493,493,493,493,493,496,493,493,493,493,493,496],"twin_sims":[0.7493335854796341,0.6518859743804061,0.6205325743758487,0.6058258532713229,0.5706102900909921,0.544584716849509,0.539957843172267,0.5366051290309638,0.5154955300425661,0.5098584991891179,0.5000936778299161,0.4943707921700507,0.4918614105568371,0.4916177022020181,0.4861868256010514,0.47595245707449285,0.46791574319781554,0.45255565330545083,0.4457096379727497,0.4352441427114286,0.42867690591288654,0.4198352768868553,0.41546479029590155,0.41520042623138265,0.40959487624302715],"twin_dists":[0.09866547279851205,0.12014416647523707,0.12687576577937346,0.13002540533851223,0.1375748872023953,0.1431841056917608,0.14418574224102546,0.14491255182676457,0.14951105024211986,0.15074641388610058,0.15289485724765187,0.1541593699457561,0.15471516419618137,0.15476918664615014,0.15597512982764009,0.1582591169666704,0.16006386813957238,0.1635433395618072,0.16510797788531226,0.16751776633056198,0.1690416888051359,0.1711086234068455,0.17213709852538708,0.17219945778665843,0.17352579914856214],"n_dims_used":45,"mean_confidence":0.9289400736490886},"coverage":{"mean_confidence":0.9289400736490886,"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}}