{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012307},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012313","490:4900012671","490:4900012251","490:4900012670","490:4900012249","490:4900012453","490:4900012520","490:4900012669","490:4900012246","490:4900012665","490:4900012594","490:4900012381","490:4900012448","490:4900013163","490:4900012245","490:4900012591","490:4900012383","490:4900012662","490:4900000450","490:4900012377","490:4900013123","490:4900012536","490:4900013125","490:4900012512","490:4900012860"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.560110638258706,0.27030805269823505,0.24871617482701536,0.21693573879992456,0.18648874582357172,0.1470808431472638,0.14450830323903677,0.1415804806597081,0.13269772153698767,0.12058908135825468,0.1188380931808161,0.11526768830769381,0.1120425250252102,0.11096549288015604,0.09374937024721137,0.07601168260483239,0.07400126721911214,0.07107443954095938,0.06486385274716011,0.061918811819606574,0.060905113703404644,0.05663632472783406,0.05474394407419033,0.0545853277643581,0.05154737955358178],"twin_dists":[0.1398333878647289,0.21007518764838387,0.2166564073945831,0.22705047771474587,0.23802024585949097,0.25428700874748833,0.2554547845598834,0.2568027489399172,0.2610239085732988,0.26713553252316496,0.2680574981932559,0.26997017711161087,0.2717374541396807,0.2723363639412143,0.2825855361308333,0.29483901369286325,0.2963685182516646,0.29865640181589176,0.303776663387015,0.3063458769445334,0.30725340146974667,0.31121703478879365,0.31305347543245554,0.3132097766804565,0.3162785849449995],"n_dims_used":45,"mean_confidence":0.9128072950575087},"coverage":{"mean_confidence":0.9128072950575087,"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}}