{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004214},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004071","490:4900004213","490:4900003938","490:4900004072","490:4900002973","490:4900003939","490:4900001234","490:4900004080","490:4900004360","490:4900003269","490:4900004070","490:4900004079","490:4900003667","490:4900003380","490:4900003940","490:4900001232","490:4900003941","490:4900001233","490:4900004363","490:4900003385","490:4900003936","490:4900002679","490:4900002681","490:4900003534","490:4900003946"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.7089792332489262,0.6952364350820598,0.6825734677056998,0.6031013149448012,0.5628194349638651,0.5567813490609799,0.5502188097317282,0.5436101840282249,0.48590718616541767,0.4538959947463042,0.3939585786039376,0.3916466489813254,0.3759889183376095,0.35872662648513337,0.33708479775443845,0.3302114657767314,0.3054263156145807,0.28590037489612935,0.2673027413005854,0.24879094697510815,0.2260157078152842,0.18497865884227233,0.1772528367369444,0.170529350556306,0.14709887283231576],"twin_dists":[0.10771427673162935,0.11073706815213195,0.11350244269651838,0.1306088098389872,0.1392502141968845,0.14055067985986683,0.14196644829142266,0.1433949457573217,0.1560373349144498,0.1632380432931938,0.17726887538144098,0.17782803048624976,0.18165681623262006,0.18596962402835787,0.1915303723120189,0.19333613862956592,0.20002751645401762,0.2055229902291228,0.21097097307869506,0.2166330044682369,0.2239836643368717,0.23859571593498297,0.24159294643473236,0.24427784687349416,0.25427887789888076],"n_dims_used":44,"mean_confidence":0.9166013544256036},"coverage":{"mean_confidence":0.9166013544256036,"n_dims_used":44,"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}}