{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000208},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700002612","489:4890000084","489:4890000043","489:4890000045","470:4700002445","489:4890000108","489:4890000114","489:4890000223","489:4890000222","489:4890000136","470:4700002444","489:4890000137","489:4890000182","489:4890000042","489:4890000130","489:4890000076","481:4810005406","489:4890000128","489:4890000109","489:4890000044","489:4890000293","489:4890000040","489:4890000166","489:4890000007","481:4810006035"],"twin_admin_codes":[470,489,489,489,470,489,489,489,489,489,470,489,489,489,489,489,481,489,489,489,489,489,489,489,481],"twin_sims":[0.8273890396944784,0.7652171375941217,0.7525046850465048,0.7150393616656001,0.6463656897462714,0.6403427115819745,0.6273902116915752,0.6254302099338133,0.6128999659728656,0.6056812982491133,0.6007740921878478,0.5995589611177823,0.595019854761342,0.5763008782042931,0.5571855424577538,0.5514448525364397,0.5463507557899194,0.5454955738599823,0.5454664794728454,0.5316350842928398,0.5256139621775094,0.5198256124231961,0.5184050066024846,0.5013755935224506,0.49413334330777764],"twin_dists":[0.07995043727564768,0.09501197918228599,0.09794087417215189,0.1063731018604747,0.12133222601273055,0.12262679478321514,0.12540611961627934,0.1258262654423723,0.12851059767563025,0.13005635849807337,0.1311071597823558,0.13136738058275094,0.1323395540704971,0.13635279861193264,0.140463564186142,0.14170174836333316,0.1428021930380928,0.14298710236247728,0.14299339410347497,0.14599162831701798,0.14730174585448566,0.14856436603362796,0.14887474311146645,0.15261216847876385,0.15421192631413416],"n_dims_used":45,"mean_confidence":0.9146852281358507},"coverage":{"mean_confidence":0.9146852281358507,"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}}