{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000694},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000799","490:4900000704","490:4900000768","466:4660011830","496:4960006902","487:4870002846","490:4900001310","494:4940008014","490:4900003492","490:4900001306","496:4960007807","490:4900000962","466:4660011828","490:4900006033","494:4940007391","496:4960007787","490:4900005804","466:4660011675","490:4900003079","490:4900001160","490:4900006289","466:4660014337","494:4940004989","490:4900002930","496:4960005114"],"twin_admin_codes":[490,490,490,466,496,487,490,494,490,490,496,490,466,490,494,496,490,466,490,490,490,466,494,490,496],"twin_sims":[0.26055275343153633,0.1862527469487044,0.1701606551444515,0.1594328826399881,0.11647925763742176,0.11073318399408136,0.10958440823649357,0.09683289644788387,0.09045898884107283,0.08751195818761397,0.08193681384863229,0.07530067603220861,0.07512069750569632,0.07068933225795535,0.06710380418722155,0.06676288535980006,0.06149103050851414,0.05903798625317219,0.05799185939819609,0.05751349411456333,0.05388842076991402,0.05286630424167175,0.051154678750675836,0.049964587789561005,0.0476452669488782],"twin_dists":[0.21300603205798782,0.2381099648121955,0.24442725331476461,0.24888047247080955,0.2693161036634727,0.2724661330954835,0.27311095766854776,0.2806472279511138,0.2847101563065418,0.2866656709023488,0.2905131104132274,0.2953761688101136,0.29551278845712986,0.2989630924182778,0.3018856703607985,0.3021701230414995,0.3067273545770782,0.3089579593830242,0.30993248485023867,0.3103829437004399,0.3139010018896889,0.31492831180763464,0.3166861649939263,0.31793745435186094,0.3204491835395541],"n_dims_used":45,"mean_confidence":0.9083619859483507},"coverage":{"mean_confidence":0.9083619859483507,"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}}