{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004150},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004089","489:4890004632","489:4890004299","489:4890004252","489:4890004087","489:4890004091","489:4890004026","489:4890004029","489:4890004262","489:4890003785","489:4890004024","489:4890004670","489:4890003650","489:4890004714","489:4890004542","489:4890004691","489:4890003652","489:4890004263","489:4890004716","489:4890004028","489:4890003828","477:4770003453","489:4890004600","489:4890004075","489:4890004514"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,477,489,489,489],"twin_sims":[0.9309820220272904,0.7738311677369926,0.7552287640160618,0.7379670462511344,0.7233418698200543,0.7228275199961438,0.708747136237209,0.7068439359359385,0.6971357490411425,0.6811031905730862,0.6756282096905204,0.6661772176413383,0.6589066819092577,0.6492888675555855,0.6481190940898859,0.6422540832805955,0.6384006502784803,0.6368949735384567,0.6157253044275701,0.6113727365546459,0.6109142240981562,0.6098622767386518,0.589133597052042,0.5821541521438793,0.5779018995763182],"twin_dists":[0.049117738616755426,0.09300347469072211,0.09731657080444442,0.10124482393279792,0.1045265052271664,0.1046412287411725,0.10776553668753738,0.10818558492238206,0.1103207325700108,0.11382244173156059,0.11501224979303559,0.11706001181689835,0.11863070946149182,0.12070330616712091,0.12095503399033239,0.1222161413793173,0.12304388905489884,0.12336716141747878,0.12790551576047143,0.12883764666688402,0.12893583218387586,0.12916109152524047,0.13360068013246884,0.13509693746139792,0.1360091801452503],"n_dims_used":45,"mean_confidence":0.9201161702473958},"coverage":{"mean_confidence":0.9201161702473958,"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}}