{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003333},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003535","489:4890002100","489:4890003531","489:4890003532","489:4890003401","489:4890002582","489:4890003428","489:4890003069","489:4890001908","489:4890003257","489:4890003068","489:4890002472","489:4890003332","489:4890002273","489:4890003449","489:4890001654","489:4890002577","489:4890002089","489:4890003152","489:4890003502","489:4890003811","470:4700008105","489:4890002330","489:4890001095","489:4890002817"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,470,489,489,489],"twin_sims":[0.8696297100897169,0.7676636345963954,0.7512601148414777,0.7464865386115201,0.6839916267385439,0.6821922292822077,0.6458246971305345,0.639229678609646,0.6357695212412763,0.6295242705911841,0.5943983253248413,0.5902936363651209,0.5827520993613329,0.5789781535696793,0.5781653324629289,0.569641927884664,0.5675681521741163,0.5433822370140379,0.5422804625240932,0.5416584514376882,0.5366320618640228,0.535493648845776,0.531058387349127,0.5228124959989134,0.5214025263054954],"twin_dists":[0.06864644468854832,0.09444360157305724,0.09822553167346097,0.0993141117787393,0.11319358491945047,0.11358543776831136,0.12144857381991943,0.1228658578375894,0.1236087444194342,0.12494855433022138,0.13247269046472435,0.1333520951208739,0.1349687013725375,0.13577823709101677,0.13595264914933214,0.13778297528661673,0.13822873594705168,0.1434442718316029,0.14368274063708739,0.14381740819197247,0.14490670975667097,0.14515369644013135,0.1461169721639234,0.14791243319318492,0.14822007241725826],"n_dims_used":45,"mean_confidence":0.917956797281901},"coverage":{"mean_confidence":0.917956797281901,"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}}