{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":478,"cluster_id":4780000008},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["469:4690006793","470:4700003247","470:4700002892","469:4690006792","487:4870006510","478:4780000000","487:4870007121","478:4780000016","469:4690006717","478:4780009265","478:4780009258","478:4780000006","469:4690007005","478:4780009161","470:4700005283","466:4660005374","487:4870006978","487:4870013238","478:4780000018","478:4780009367","478:4780009366","487:4870006977","474:4740000342","478:4780006575","478:4780009154"],"twin_admin_codes":[469,470,470,469,487,478,487,478,469,478,478,478,469,478,470,466,487,487,478,478,478,487,474,478,478],"twin_sims":[0.64887276333697,0.6348961288491122,0.5958391975347815,0.5798731156346143,0.5328287197020537,0.4581968141538145,0.4501499428705451,0.4423817895598681,0.43479277229970303,0.41416260186597115,0.3650179482997562,0.36407361511862907,0.36145888004507154,0.35773962353602684,0.34224640680189095,0.3363188202803679,0.33526819719989875,0.33255443809157426,0.32967826991859644,0.3246186930022298,0.3215772312432002,0.31969151598971346,0.31788758508283754,0.3169003132686125,0.3128454401202292],"twin_dists":[0.12079285724403938,0.12379619099371346,0.13216405233333645,0.13558622360748815,0.1457322840621901,0.16226063990201586,0.16409214069911846,0.16587183840368241,0.16762220874342731,0.17244442982798358,0.18438598470778342,0.18462280253663213,0.18528014637178794,0.18621935198629438,0.19018736851888543,0.1917306136834157,0.192005668857577,0.1927183101408411,0.19347707460683405,0.1948207386442193,0.19563405270394926,0.19614047029638498,0.19662649653302366,0.19689315152127115,0.1979933054928986],"n_dims_used":44,"mean_confidence":0.9217877821488814},"coverage":{"mean_confidence":0.9217877821488814,"n_dims_used":44,"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}}