{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700004783},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880001127","470:4700000926","470:4700006005","488:4880005768","493:4930004590","496:4960007211","470:4700005724","470:4700001040","469:4690001157","496:4960001665","470:4700001729","470:4700000670","499:4990003666","493:4930004600","470:4700001059","481:4810002953","470:4700005722","493:4930002889","493:4930003589","488:4880000474","493:4930004570","481:4810000482","496:4960000536","470:4700005288","493:4930004426"],"twin_admin_codes":[488,470,470,488,493,496,470,470,469,496,470,470,499,493,470,481,470,493,493,488,493,481,496,470,493],"twin_sims":[0.5640772306387,0.5177231301981932,0.502650470788647,0.4624145132405591,0.41125547754275793,0.3899015557548957,0.37247010024961774,0.3634546752069849,0.36058268137349997,0.35042601215881514,0.3495875599623942,0.3474493347542837,0.33789897223704407,0.3329472083538506,0.3268199031186265,0.3238961722735093,0.3207644455100203,0.3200501499528428,0.31530653611046466,0.3148882554542398,0.3145300567248076,0.31417594301243496,0.30568515170284466,0.3052279927127976,0.295280982691795],"twin_dists":[0.13897955033203555,0.1490237929713658,0.15233122945344094,0.16130532364510367,0.17313205998964096,0.17825111266493787,0.18252781603743476,0.1847781872662435,0.18550096244960768,0.18808101001912184,0.18829572234189904,0.1888445094003516,0.19131780059921338,0.1926149719921615,0.1942347545888581,0.1950135613579773,0.19585212548027517,0.19604402876825092,0.19732461179595773,0.1974380513860062,0.1975352644522225,0.19763143066967886,0.19995607176798302,0.2000822818150019,0.20285612430655],"n_dims_used":43,"mean_confidence":0.9128401113110919},"coverage":{"mean_confidence":0.9128401113110919,"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}}