{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011445},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011085","490:4900011448","490:4900012186","490:4900011162","490:4900010998","490:4900010755","490:4900010931","490:4900010590","490:4900011004","490:4900010505","490:4900011776","490:4900010770","490:4900011239","490:4900010509","490:4900011009","490:4900010496","490:4900011234","490:4900011300","490:4900011704","490:4900010765","490:4900010766","490:4900010929","490:4900011375","490:4900010674","490:4900011702"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.42344248175557736,0.41730782267143063,0.37270137180932406,0.36065213190897905,0.33692514514357774,0.3172900112332579,0.3138023366288536,0.29930426345961114,0.2608298362904567,0.25046738242490246,0.24254613208313675,0.2085022494329326,0.20585333295629782,0.20418019609683702,0.1829925591195701,0.1787879659663033,0.16258841436914703,0.14689333560346293,0.14401804889080375,0.13791149024778315,0.13644239303548467,0.1356041699126866,0.13315199860151664,0.13162012436566808,0.13055315220235011],"twin_dists":[0.17026318330423915,0.17170282973891468,0.18247044629371623,0.18548344983704138,0.19157208829409617,0.19678784098680147,0.19773295727194798,0.2017277011022962,0.21292184898212263,0.2161094747932959,0.21860336600224614,0.22997727766475567,0.2309131378982349,0.2315085039106263,0.23935764331989323,0.24099013226190105,0.24754863169713215,0.25437161274653475,0.25567907430640724,0.258521564354315,0.2592193768604648,0.2596200520756111,0.2608029726876691,0.2615502797397466,0.2620746697589424],"n_dims_used":45,"mean_confidence":0.8919984605577257},"coverage":{"mean_confidence":0.8919984605577257,"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}}