{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000294},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000191","490:4900000431","490:4900000083","490:4900000291","490:4900000189","490:4900000432","490:4900000115","490:4900002512","490:4900000090","490:4900000166","490:4900000518","490:4900000848","490:4900000523","490:4900000353","490:4900000190","490:4900001092","490:4900000498","490:4900000247","490:4900000358","490:4900000015","490:4900001196","490:4900000120","490:4900000233","490:4900000355","496:4960009382"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,496],"twin_sims":[0.7456272714033866,0.7315721593879956,0.6684989983040086,0.5311284424081808,0.49408404487811497,0.43498306803097314,0.4228977481613638,0.40992171065585786,0.40496030103431985,0.4049228727196885,0.4041140243335923,0.3983193802285083,0.39369633450751396,0.39205435385315623,0.3894371251878616,0.38904803768066754,0.38198268720340217,0.3804918586917839,0.38032878261724085,0.37487443237487394,0.37070867044294636,0.3684529368202549,0.358500938700809,0.3543933195253689,0.34856999967890606],"twin_dists":[0.09950953042241888,0.10268455809635475,0.11655761395305345,0.14610174432597048,0.15422283883167437,0.1675781710164467,0.17039066082946597,0.1734482493377242,0.17462842995190728,0.17463735744521558,0.17483037621329495,0.17621830013472758,0.17733222403020998,0.17772931311808546,0.17836385907599014,0.17845836363774423,0.18018230436762148,0.18054800687705005,0.18058805155439808,0.18193224600816413,0.18296533944643015,0.18352715319220123,0.18602669563979174,0.18706867157556342,0.18855666400386392],"n_dims_used":45,"mean_confidence":0.9154675801595052},"coverage":{"mean_confidence":0.9154675801595052,"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}}