{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004583},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002643","490:4900005650","490:4900000901","490:4900003086","480:4800004543","480:4800005316","490:4900003877","490:4900004178","494:4940008781","466:4660004779","490:4900001151","490:4900002045","490:4900004584","490:4900003087","494:4940008306","466:4660003940","490:4900000469","494:4940004950","490:4900001312","490:4900004314","494:4940007810","496:4960007905","490:4900001150","490:4900002915","466:4660003774"],"twin_admin_codes":[490,490,490,490,480,480,490,490,494,466,490,490,490,490,494,466,490,494,490,490,494,496,490,490,466],"twin_sims":[0.4136743205780088,0.1993554348306991,0.15180399914285414,0.14923491398827163,0.14221902484199236,0.14110935254948598,0.13660111247318854,0.1241957143250828,0.11718300785086759,0.11025317257161746,0.10184529593863999,0.0975624438569135,0.09422199577234058,0.08966296999177506,0.08587157000781391,0.08566630673333772,0.08485978124163664,0.08186409872028448,0.08074182481273794,0.08059261608964252,0.07753915290383541,0.07568027809756757,0.07428596582252432,0.0740493988513214,0.07310938113581164],"twin_dists":[0.17255977744628576,0.23324430635633744,0.25218168138506225,0.253320752498624,0.25650701020329997,0.2570215866915986,0.25914371588689056,0.2652682264521422,0.26893857394816734,0.27273493836387597,0.27759743223675787,0.2801957504585999,0.2822852156255073,0.2852333173729611,0.287776923533276,0.28791716206163404,0.28847079674828696,0.2905646548635393,0.2913648698691317,0.29147193004877037,0.29369858433827445,0.2950888786144099,0.29614989923420393,0.2963315104767124,0.29705782330485686],"n_dims_used":45,"mean_confidence":0.914223395453559},"coverage":{"mean_confidence":0.914223395453559,"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}}