{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001708},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001766","480:4800001546","480:4800001659","480:4800001657","480:4800001656","480:4800001342","480:4800001658","480:4800001946","480:4800001709","480:4800001598","480:4800001886","480:4800001882","480:4800001824","480:4800001945","480:4800002348","480:4800002296","480:4800001341","480:4800002442","480:4800001550","480:4800001439","480:4800001940","480:4800002299","480:4800001283","480:4800001767","480:4800002397"],"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":[0.7755825886863627,0.7699665062857175,0.7144370052681965,0.6205480611468412,0.5715645189469203,0.5086467790429093,0.5081175469088773,0.5030245334745493,0.4828462796684289,0.4796297592796251,0.44622232898945363,0.4432650539731556,0.4085238951993414,0.4017518144353564,0.37319801435181155,0.3712451682049112,0.3642909837908911,0.33779156292509255,0.33637145077284286,0.3325092344194405,0.29179810480897506,0.2893721923723329,0.27368749394200775,0.27052272810757066,0.2632402353504742],"twin_dists":[0.0925925499104141,0.09390711533247721,0.1065066537060207,0.12687244786199633,0.1373698737760422,0.15101241713707023,0.15112864864486844,0.15224883595187613,0.1567189510701678,0.15743668062997107,0.16499049132215052,0.1656688827734447,0.17378010783122838,0.1753950751404876,0.18234730734211246,0.18283196940633425,0.18456826385491376,0.19134582811467213,0.191716847165465,0.1927302075334814,0.2038403258321898,0.20452997428723504,0.2090752038816484,0.21001143624466753,0.21219187865423517],"n_dims_used":43,"mean_confidence":0.9196032147074855},"coverage":{"mean_confidence":0.9196032147074855,"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}}