{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001692},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001747","477:4770000478","477:4770000741","489:4890003976","477:4770001281","477:4770000915","477:4770002382","477:4770000533","477:4770002257","477:4770000418","477:4770000742","477:4770000689","489:4890003913","477:4770001047","477:4770001520","477:4770000485","477:4770000590","477:4770000869","477:4770000681","477:4770000472","477:4770001693","477:4770001929","489:4890004606","477:4770001042","477:4770000799"],"twin_admin_codes":[477,477,477,489,477,477,477,477,477,477,477,477,489,477,477,477,477,477,477,477,477,477,489,477,477],"twin_sims":[0.6105105267925752,0.5699762710781382,0.555952046696431,0.5379042721003455,0.5285419660469728,0.5221355755266452,0.5078924801539982,0.49117137984923953,0.4906378178209431,0.47650675006169385,0.47581542955401657,0.4755049448712356,0.4690705227644132,0.4631367626450967,0.455840743938223,0.45357481872400857,0.4463412227066685,0.44431493484985607,0.4437318837521943,0.43315961394339636,0.42831652909792955,0.4263181146792456,0.42318166327771195,0.4229821903706926,0.4217762871748566],"twin_dists":[0.12902227872997435,0.13771112500023938,0.14072944815325403,0.14463081667692457,0.14666424833840797,0.14806010557052532,0.15117808804817426,0.1548681427789967,0.1549864762409234,0.15813501681577194,0.15828980320135438,0.15835934449371059,0.1598039100868638,0.16114204264704937,0.1627956651030678,0.16331116890465194,0.16496325337443968,0.16542784477027261,0.1655616780909049,0.1680004677656025,0.16912558755258025,0.1695913630145868,0.17032421098045106,0.1703708953226533,0.1706533200040917],"n_dims_used":45,"mean_confidence":0.9219319661458333},"coverage":{"mean_confidence":0.9219319661458333,"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}}