{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001741},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001008","491:4910001807","491:4910001506","491:4910001200","491:4910001203","490:4900002223","491:4910000994","491:4910001802","491:4910001125","491:4910001270","491:4910001339","491:4910001565","491:4910001267","491:4910001204","491:4910001798","491:4910001864","491:4910001916","491:4910001965","491:4910001679","491:4910001338","490:4900003377","491:4910001202","490:4900004054","490:4900004605","491:4910001117"],"twin_admin_codes":[491,491,491,491,491,490,491,491,491,491,491,491,491,491,491,491,491,491,491,491,490,491,490,490,491],"twin_sims":[0.5609482500308056,0.4116863229537486,0.18544680326860535,0.14830195260447546,0.14148239212083585,0.10606324416473527,0.0927979172022684,0.08810097132684416,0.08763235576920587,0.0813936499519588,0.08053525094323478,0.07603587761820167,0.07060365719387696,0.07051124911181472,0.06545734238654566,0.06503068889442826,0.06405168597628873,0.06382867666949005,0.062459319129096275,0.0620389969402589,0.05081795074816973,0.0503191716747804,0.04964664628302035,0.049393927104465635,0.048843773518305336],"twin_dists":[0.13965301906299388,0.173030017608641,0.23841696142029323,0.2537379807646438,0.2568482660735931,0.2751206231000904,0.2831937591056353,0.2862706942553208,0.2865847640920185,0.29089902295580927,0.2915131329429255,0.29482080609878986,0.29903150631055153,0.29910537225081263,0.30327050511833603,0.30363399598138713,0.3044754904621765,0.30466864600902,0.3058669541200626,0.30623908996611493,0.3170377293164808,0.31756206438995316,0.31827594389352637,0.31854628710309635,0.31913881896685753],"n_dims_used":44,"mean_confidence":0.8933658599853516},"coverage":{"mean_confidence":0.8933658599853516,"n_dims_used":44,"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}}