{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007541},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007660","490:4900006445","490:4900007301","490:4900006683","490:4900007655","490:4900007536","490:4900006809","490:4900007180","490:4900006326","490:4900006444","490:4900007658","490:4900007407","490:4900007299","490:4900006933","490:4900006806","490:4900005700","490:4900006684","490:4900007297","490:4900007300","490:4900006681","490:4900006563","490:4900005698","490:4900006325","490:4900006932","491:4910002615"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491],"twin_sims":[0.7018891612419736,0.4059146601784536,0.3785969502194333,0.3185802374820808,0.27416852211209863,0.27029109854387495,0.23108396919644347,0.22693665628795937,0.2015882371550411,0.18785509620333446,0.18452893460729705,0.17145112313072391,0.1551131343179343,0.14527933126508188,0.136933953928111,0.12565780144708605,0.1218881564078365,0.12151956184658372,0.11217489231697327,0.10906140872817398,0.10802684640523912,0.10170283306111585,0.09794018830829754,0.09119389249271503,0.08071139055964184],"twin_dists":[0.10927682540675167,0.17440091817265807,0.18101383065102808,0.19643969473369807,0.2089334853771092,0.21008022379651356,0.22230735011727434,0.22367722682432795,0.23243746184327976,0.23750236503778738,0.23876773700937085,0.24390532789721966,0.25073517052203387,0.2551031804302607,0.2589852650944991,0.2645229872772361,0.2664581024630225,0.2666497518842277,0.2716641551225408,0.27340625856944323,0.2739936486146752,0.2776824736353821,0.2799630257129566,0.2842303883003127,0.2913866941624737],"n_dims_used":45,"mean_confidence":0.898759290907118},"coverage":{"mean_confidence":0.898759290907118,"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}}