{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002371},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002068","490:4900002520","490:4900002221","490:4900002222","490:4900006542","490:4900002820","490:4900002670","490:4900006789","490:4900006320","491:4910001805","490:4900006931","490:4900002821","490:4900006930","490:4900006430","491:4910001861","490:4900002521","491:4910001562","490:4900007282","490:4900006911","490:4900007283","490:4900007288","490:4900006805","491:4910001511","490:4900006671","490:4900006319"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,491,490,490,490,490,491,490,491,490,490,490,490,490,491,490,490],"twin_sims":[0.634875849615222,0.5706561330324079,0.44078356908541155,0.3467335428341808,0.28386271262976903,0.28213639578560706,0.272457952024392,0.26710053147337337,0.23486989963884622,0.227832472684394,0.22698262161931906,0.21216016519417769,0.20229995522748215,0.1960374478616433,0.18339233880740965,0.1771691588330282,0.1764411346380264,0.17375606441237842,0.17053605465047875,0.16038628673665548,0.14231749835438032,0.13215515395204874,0.127207711618488,0.1160042586635011,0.11593902178653327],"twin_dists":[0.12380054299061378,0.13756503712811502,0.16623947535092085,0.189028618275073,0.2061091798439169,0.206607790395278,0.20943814329004717,0.21103146897130493,0.22107091152192104,0.22337994167591219,0.2236619538889314,0.2286981522059301,0.23218156909684007,0.2344548963424544,0.23920380897631005,0.24162591150026042,0.24191318635614042,0.2429800601301622,0.24427513231969397,0.24847607013309983,0.2564614906059876,0.2612885312590956,0.26374013511686073,0.26957190939465236,0.26960710480894046],"n_dims_used":45,"mean_confidence":0.8989663018120659},"coverage":{"mean_confidence":0.8989663018120659,"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}}