{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000877},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000752","480:4800000402","480:4800000434","480:4800000507","480:4800000874","480:4800000713","480:4800000798","480:4800000405","480:4800000532","480:4800000429","480:4800000400","480:4800000891","480:4800000995","480:4800000324","480:4800000959","480:4800000728","480:4800000800","480:4800000751","480:4800000957","480:4800000465","480:4800000404","480:4800000309","480:4800000412","480:4800000840","480:4800000477"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.27908363694501453,0.2433869188366136,0.21863646427029346,0.21733809243580204,0.20536948057002224,0.20033145537554656,0.1986262396972877,0.1935001102539444,0.18502482956718702,0.18083445741552331,0.17813874258500775,0.17204906866923786,0.16404462875261858,0.15914514389751422,0.1520981149648523,0.15113470278888935,0.14840676845604545,0.14706294559192648,0.13728713166129364,0.13188623185116422,0.13175030293200637,0.13170698304243075,0.1296033257295588,0.12399969287856454,0.12098424232892006],"twin_dists":[0.20749405648440317,0.21833619078253858,0.2264695963622004,0.22691277852797562,0.2310849696329674,0.2328908500427162,0.23350915716715087,0.23539027611889893,0.23857807214086663,0.24019220028491203,0.2412446187708874,0.24366444498410234,0.2469403298166848,0.249002867204367,0.2520521841560704,0.2524770567639755,0.25369100984305537,0.2542950807382127,0.2588174480489405,0.2614199940180185,0.2614865197924892,0.2615077320992568,0.26254421270512557,0.26536864644771846,0.26692888057692954],"n_dims_used":43,"mean_confidence":0.9137806559717933},"coverage":{"mean_confidence":0.9137806559717933,"n_dims_used":43,"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}}