{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890005452},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["479:4790002235","479:4790003152","479:4790003418","489:4890005453","479:4790003330","479:4790002318","479:4790002483","479:4790002236","479:4790002317","489:4890005101","479:4790003579","479:4790002821","479:4790002559","479:4790004182","489:4890004985","479:4790003411","489:4890004469","479:4790003499","489:4890004231","479:4790002986","489:4890003676","479:4790003410","489:4890005270","479:4790003150","489:4890004009"],"twin_admin_codes":[479,479,479,489,479,479,479,479,479,489,479,479,479,479,489,479,489,479,489,479,489,479,489,479,489],"twin_sims":[0.9244708803335123,0.9027824134543602,0.8912881203617994,0.8844666145145224,0.8710471225881425,0.8620425712711905,0.8549017971151527,0.8455600242121488,0.8136738111914039,0.8109899677925402,0.80572057525733,0.7963635145117907,0.7833348432365247,0.7770676015936984,0.7769781062306891,0.7762895385407457,0.7754829237777792,0.7753067484127923,0.7700684810597926,0.7642514245602946,0.7633572725752917,0.7616625181158924,0.7611622099911911,0.7611087323564687,0.7607707019851297],"twin_dists":[0.051471514423348304,0.0587382303563556,0.06230931698332342,0.06435553068815038,0.06824510765160227,0.07076684862116218,0.07272244739763734,0.07522774281884638,0.08340242217771619,0.08406794626113942,0.08536583510509617,0.08764353829535577,0.09076266869248366,0.09224342734872763,0.09226448594568383,0.09242642907364249,0.09261595761799021,0.0926573277743668,0.09388332522698983,0.09523590050681102,0.09544301204277453,0.0958350012554617,0.09595058037465312,0.09596293081281525,0.09604098084533134],"n_dims_used":45,"mean_confidence":0.9184948391384549},"coverage":{"mean_confidence":0.9184948391384549,"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}}