{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000705},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000497","489:4890001003","489:4890000582","485:4850004252","472:4720002734","472:4720001528","489:4890000593","470:4700006301","470:4700008641","479:4790003386","489:4890000496","470:4700007892","496:4960003299","479:4790003726","479:4790003985","488:4880002969","472:4720002158","489:4890000531","470:4700001214","470:4700006038","489:4890000528","488:4880004597","481:4810006153","485:4850004241","481:4810006152"],"twin_admin_codes":[489,489,489,485,472,472,489,470,470,479,489,470,496,479,479,488,472,489,470,470,489,488,481,485,481],"twin_sims":[0.540071176002601,0.4161491611691929,0.3854527987795438,0.3627440828478668,0.3435374175463925,0.3399527076419014,0.33878618811391464,0.33755612066807683,0.3374481868510552,0.32287672594400874,0.3200578547673859,0.3098243597013569,0.29744284644543767,0.2921594506297753,0.29171765526850346,0.2909217034319709,0.2899143693705657,0.2820400156202627,0.2784323323162106,0.27258097630653993,0.2624691987052272,0.258257238212239,0.2542976361032784,0.2541764078476695,0.25380471743139843],"twin_dists":[0.1441611887831923,0.17197574567213075,0.17933372210357967,0.18495674652217556,0.1898531573912119,0.19078281623766036,0.19108647278835073,0.19140728152250147,0.19143546134543224,0.19528603374453526,0.19604195750502426,0.1988182623764754,0.2022486636349884,0.20373789315441163,0.20386314155640928,0.20408907765437403,0.20437554400193728,0.20663568205951885,0.20768390204463982,0.20940178336882,0.2124249238037093,0.2137056289178078,0.2149216684016653,0.21495908762381769,0.2150738870693031],"n_dims_used":45,"mean_confidence":0.9142476399739583},"coverage":{"mean_confidence":0.9142476399739583,"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}}