{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001531},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001530","489:4890001452","489:4890001622","489:4890001008","489:4890001618","481:4810005579","489:4890001328","489:4890001380","489:4890001532","489:4890001533","489:4890001053","489:4890001265","477:4770000334","489:4890001313","489:4890000888","489:4890000609","489:4890001616","485:4850004789","477:4770000290","489:4890001623","489:4890001502","489:4890000555","489:4890001615","489:4890001054","489:4890001613"],"twin_admin_codes":[489,489,489,489,489,481,489,489,489,489,489,489,477,489,489,489,489,485,477,489,489,489,489,489,489],"twin_sims":[0.9345424224108608,0.7273055022164422,0.655087314712364,0.6363348181382975,0.6278475699754905,0.6261541244230622,0.6147553893933343,0.5964430338006385,0.5955738282411218,0.5865327356038166,0.5803073694146681,0.5579742294633266,0.5543716744079886,0.5443714797301307,0.5248674222921479,0.523739710061129,0.5120226681063992,0.5027016231826165,0.5021416174204968,0.5012779922094706,0.5007142365311663,0.4983184609384772,0.4976437707299055,0.491907879812144,0.49069135113008305],"twin_dists":[0.04778896100240983,0.10364092584793776,0.11945442008769093,0.1234874067640276,0.12530806696511207,0.12567109769812942,0.12811324368016389,0.1320347170402779,0.13222089301707535,0.1341581196782423,0.1354930636202699,0.1402936050589671,0.14107023064232338,0.14323023376645316,0.14746441110726,0.14771022945280152,0.15027172788713977,0.15231996130444245,0.15244333973452026,0.15263368453453122,0.15275798624860212,0.15328666293456866,0.15343567583938195,0.15470486432688865,0.15497460188935294],"n_dims_used":45,"mean_confidence":0.9194900512695312},"coverage":{"mean_confidence":0.9194900512695312,"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}}