{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002686},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002690","489:4890001794","489:4890001877","489:4890002691","489:4890003107","489:4890002288","489:4890002194","489:4890002129","489:4890002114","489:4890002128","489:4890002605","489:4890001696","489:4890002362","489:4890001944","477:4770000182","489:4890002697","477:4770000107","489:4890003106","477:4770000609","489:4890002367","489:4890002210","489:4890002033","489:4890001878","477:4770000161","477:4770000106"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,477,489,477,489,477,489,489,489,489,477,477],"twin_sims":[0.7972435911676456,0.7485657258285446,0.7226876073425628,0.7210608493412991,0.6998355337558797,0.6934180991813349,0.6712359835423684,0.6669882335035219,0.6663181282231277,0.657010882637105,0.6505423738344348,0.6433204669825694,0.6381853333485106,0.6370183294575102,0.619482158788813,0.600241827832133,0.5997544738473745,0.5976393763054977,0.5952720272486718,0.5934035180166136,0.5874526089273157,0.5863090299024867,0.5858933175508989,0.5835307710933363,0.5798032579805619],"twin_dists":[0.08743071228901363,0.09884058907659048,0.10467242801404576,0.10503494268802313,0.10972817484620644,0.11113525297438484,0.11596482927761308,0.11688456719938052,0.11702953261603778,0.11903968427850826,0.12043348010683477,0.1219869634271339,0.1230901233417754,0.12334067977899804,0.12710079994186282,0.13122114307068347,0.13132551070362192,0.13177848553081611,0.13228553825986736,0.13268579722357207,0.13396094759658916,0.134206073226727,0.13429518841166513,0.13480172157617354,0.1356012106282809],"n_dims_used":45,"mean_confidence":0.9196334838867187},"coverage":{"mean_confidence":0.9196334838867187,"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}}