{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980003834},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980003833","498:4980004397","498:4980003774","498:4980003886","498:4980004545","498:4980003828","498:4980003832","498:4980004246","498:4980004445","498:4980003781","498:4980004396","498:4980004176","498:4980004235","498:4980004288","498:4980003126","498:4980004302","498:4980003827","498:4980004447","498:4980004446","498:4980005279","468:4680002621","498:4980004112","498:4980003889","468:4680002720","468:4680001879"],"twin_admin_codes":[498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,468,498,498,468,468],"twin_sims":[0.9673419228867932,0.9497684035680231,0.9377196501492392,0.9132098300144037,0.8867767401512362,0.8830755859690066,0.833931334976913,0.8240018229441598,0.8111138565120156,0.811029026633864,0.8067061393979594,0.8066919306877001,0.8052032418897608,0.8045311273317483,0.7994945110817168,0.7897253384149622,0.7854975805730797,0.7805826739091793,0.7768529115359672,0.7661547545197276,0.7623340918799193,0.7581404430253145,0.7520256725473237,0.7508749023463687,0.7481826178280219],"twin_dists":[0.0334679546551096,0.04169643010858656,0.04657562589691302,0.05534226063779209,0.06366818554843254,0.06476674937110877,0.07827116584832006,0.08081127005077748,0.084037292797665,0.08405828273486445,0.08512394712373957,0.0851274371617507,0.0854926489406481,0.08565724527514218,0.08688508311425147,0.08923994736964366,0.09024882737551057,0.09141441068329506,0.09229394073659072,0.09479433761578537,0.09567975712637612,0.09664732458811982,0.09805047571933956,0.09831356561189962,0.09892791094280982],"n_dims_used":45,"mean_confidence":0.9280219184027778},"coverage":{"mean_confidence":0.9280219184027778,"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}}