{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003290},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003214","489:4890003216","489:4890002642","489:4890003136","489:4890002400","489:4890003139","489:4890002482","489:4890002976","489:4890003059","489:4890003137","489:4890002474","489:4890003143","489:4890001911","489:4890002559","489:4890002387","489:4890003057","489:4890002729","489:4890002399","489:4890002395","489:4890003053","489:4890002896","489:4890003056","489:4890002981","489:4890003217","489:4890003365"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.9485217288016372,0.9469196241123344,0.9086201556411896,0.872171391725242,0.8682314784024804,0.8665649742632051,0.8650028796321104,0.863508011568438,0.8577814342435052,0.8573265018280606,0.8488369874201089,0.8487564836730166,0.8482061438800121,0.8310753555134084,0.8268241126428688,0.8212205097704521,0.8112042156317071,0.8072570311375956,0.8004455546027879,0.7908787483992088,0.7790896100052271,0.7786214894346652,0.7707066560617648,0.7682496339761644,0.7676090220558649],"twin_dists":[0.04222442343416955,0.04289440474940108,0.05685718833867778,0.06792555483311351,0.06904070080238567,0.06950850235201267,0.06994496422489942,0.07036083930730613,0.07193826296192114,0.07206254209068902,0.07435541056757726,0.07437692276088108,0.07452387266914794,0.0790069980275705,0.0800944055894327,0.08151393362030457,0.08401493137634468,0.08498857037838327,0.08665397927238956,0.08896366583403431,0.09176700187129516,0.09187740993420658,0.09373437731431747,0.09430722200408626,0.09445630681095447],"n_dims_used":45,"mean_confidence":0.9144198099772135},"coverage":{"mean_confidence":0.9144198099772135,"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}}