{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003327},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002912","490:4900002163","490:4900002489","490:4900002911","490:4900002007","490:4900001723","490:4900004569","490:4900003875","494:4940005031","490:4900003334","496:4960007652","490:4900002765","490:4900001292","490:4900004416","490:4900004299","494:4940003952","490:4900003597","490:4900003325","487:4870001773","490:4900004535","490:4900003598","494:4940004428","490:4900002151","490:4900002153","496:4960000298"],"twin_admin_codes":[490,490,490,490,490,490,490,490,494,490,496,490,490,490,490,494,490,490,487,490,490,494,490,490,496],"twin_sims":[0.4677355739431096,0.36000267105508194,0.32851555209986283,0.32724171021475207,0.326642459032434,0.30832666704929074,0.28492659958235533,0.2604057672620777,0.2563130069266031,0.2520153422941207,0.2473392853486809,0.2451988460238321,0.23940056107842902,0.23846428963194738,0.22979573344903728,0.22778658679503944,0.22327803681090505,0.2218826753039349,0.21334626107331672,0.21139326065011962,0.21044406378960173,0.21017398986337413,0.2057990784871924,0.20192956663630388,0.2002019486769678],"twin_dists":[0.16010444663943066,0.1856472847948543,0.19378484289600004,0.19412271505289613,0.19428191080973486,0.19922894096488045,0.20580280873151705,0.21305071210046136,0.21430123931412487,0.21562805069962906,0.21708816857148514,0.21776243789332123,0.21960828352704084,0.2199090496544744,0.22273110921520087,0.22339515051280392,0.22489952751513304,0.22536921308549168,0.22828660394707553,0.2289650808904367,0.22929636940583567,0.2293908159093957,0.2309323916689724,0.2323146620873803,0.2329376812231261],"n_dims_used":45,"mean_confidence":0.9142105950249566},"coverage":{"mean_confidence":0.9142105950249566,"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}}