{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870011950},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870011951","493:4930002952","500:5000005684","469:4690005467","474:4740000749","478:4780009279","478:4780000361","478:4780009780","474:4740000864","500:5000002947","499:4990002245","493:4930004739","486:4860002133","475:4750003972","478:4780006574","475:4750003045","472:4720003820","474:4740003365","488:4880005545","494:4940000043","485:4850001602","499:4990001727","478:4780006566","487:4870009943","474:4740000739"],"twin_admin_codes":[487,493,500,469,474,478,478,478,474,500,499,493,486,475,478,475,472,474,488,494,485,499,478,487,474],"twin_sims":[0.46564360314514147,0.27766422794150736,0.2648465446230255,0.23620408272097623,0.19548956332477233,0.18182582681176657,0.16683065295576258,0.16105626486784375,0.1536538713529063,0.15289238249893233,0.15284342753426144,0.13972158449202945,0.1393546956461476,0.1392426181278402,0.13549277465514467,0.12534187642763323,0.11554456785160232,0.11412609999444152,0.11327449498052948,0.11129563444050279,0.10575864363143062,0.10559146538317722,0.10538395224365979,0.10304587984509744,0.10281034892424662],"twin_dists":[0.16057600281536036,0.20790814084733159,0.21170773987804836,0.2206382993844755,0.2346561573372309,0.2398079600019998,0.24578732380573806,0.24819293190039177,0.2513702362753008,0.25170338991683916,0.2517248494636433,0.2576693802281894,0.2578414409461474,0.2578940695989348,0.25967343924657404,0.26468345720070335,0.2698202380709241,0.2705913235764508,0.2710578092116864,0.2721523054561771,0.27529689194670387,0.2753938038960407,0.2755142637790423,0.27688442395018686,0.2770237890358724],"n_dims_used":41,"mean_confidence":0.915278178889577},"coverage":{"mean_confidence":0.915278178889577,"n_dims_used":41,"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}}