{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003967},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004539","489:4890003966","489:4890004627","489:4890004768","489:4890004682","489:4890003712","489:4890004540","489:4890003658","489:4890003845","489:4890003908","489:4890003711","489:4890004202","489:4890004138","489:4890004450","489:4890004304","489:4890004399","479:4790001511","489:4890004147","489:4890003659","489:4890004149","489:4890003843","489:4890004236","489:4890003700","489:4890003968","479:4790001140"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,479,489,489,489,489,489,489,489,479],"twin_sims":[0.8458339467607828,0.741499938974741,0.7223808800050657,0.7194339595775952,0.7040334748337042,0.6935460458964925,0.6825523439693952,0.670665287733747,0.6545950958954102,0.6540696599733827,0.6468572028691734,0.6448001054321032,0.6316031442031699,0.6287473869182136,0.6238695185134768,0.6230629911957631,0.6207872300642359,0.6118902751507848,0.5978437037370127,0.5778431589902098,0.5767108351853931,0.5758272396388079,0.5590249459331817,0.5572286146620574,0.5551676280593794],"twin_dists":[0.07515508331118938,0.10044600651289053,0.1047408140773474,0.10539705435736223,0.10880496287275089,0.111107247400493,0.11350704167884292,0.11608848210701116,0.1195605101955725,0.11967374389544866,0.12122650714029035,0.12166888799855,0.1245027015263191,0.12511514039736463,0.12616075313195535,0.12633358834460262,0.12682120731959026,0.12872681990070634,0.13173472439974443,0.13602178580471175,0.1362648035349896,0.13645446983599863,0.1400672328286373,0.14045428138958782,0.14089857749202278],"n_dims_used":45,"mean_confidence":0.920050048828125},"coverage":{"mean_confidence":0.920050048828125,"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}}