{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012466},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012396","490:4900012560","490:4900012261","490:4900013211","490:4900012345","490:4900012470","490:4900012611","490:4900012468","490:4900013177","490:4900012998","490:4900013033","490:4900012331","490:4900013034","490:4900012948","490:4900012757","490:4900013072","490:4900012400","490:4900012883","490:4900012995","490:4900013176","490:4900012339","490:4900012274","490:4900012940","490:4900013029","490:4900012824"],"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":[0.405626606996765,0.40233168350133697,0.3783393333047695,0.3754945327029756,0.35201724122061945,0.3183076002582932,0.2686064405482124,0.26535475416259907,0.2478365056846085,0.23552269076468857,0.23307136207155146,0.22587944972786095,0.22417178823715797,0.2237886606532532,0.19229152345759218,0.18968899758730798,0.1887371054823879,0.1773015626751715,0.17214665710281724,0.16909377406337384,0.1630214588017814,0.16078205432062828,0.16071387193184847,0.153958983727842,0.14478674894634375],"twin_dists":[0.17446956264102295,0.1752563161970178,0.18107724753916157,0.1817789473995217,0.18767426260608566,0.1965131950856035,0.21058162055723556,0.21155494814513343,0.21693207417151045,0.2208590420942088,0.2216566468755207,0.2240290733366817,0.22459971365674739,0.22472813825023358,0.23583881701765216,0.2368114038312666,0.23716946269421416,0.2415737558582525,0.24362518831953323,0.24486089887370605,0.24736732603095204,0.2483087118888664,0.24833752281913513,0.25123708836511177,0.25532764772749084],"n_dims_used":45,"mean_confidence":0.9063030666775174},"coverage":{"mean_confidence":0.9063030666775174,"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}}