{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008353},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008471","490:4900008693","490:4900008576","490:4900008569","490:4900008571","490:4900007795","490:4900008806","490:4900008352","490:4900007912","490:4900008802","490:4900008580","490:4900007928","490:4900008696","490:4900008465","490:4900008804","490:4900008247","490:4900009214","490:4900008470","490:4900008025","490:4900008803","490:4900009028","490:4900008018","490:4900008121","490:4900008800","490:4900007906"],"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":[0.4050917299861432,0.37128362460032616,0.24878259511328485,0.241939696313915,0.20735792133760883,0.1797070630080322,0.16456652437271962,0.1273846632186618,0.12521753204196998,0.0958190987603987,0.09576933776783553,0.09063158823694711,0.07050178139502672,0.06364600114463348,0.06294806106038521,0.06259491545612018,0.05123677862677341,0.04981287682732669,0.046204369235810644,0.041662822598089046,0.040441994691463735,0.039146144341604946,0.03600077869693892,0.03483075313492954,0.034574871262231285],"twin_dists":[0.17459708411633384,0.1828224130534842,0.21663561829298958,0.21879644411776464,0.23038056674706003,0.24063097772975964,0.2467232705681167,0.2636512183115848,0.2647467004986448,0.2812790723185965,0.2813102207349996,0.2845972015726146,0.2991129446585355,0.3048272790374507,0.30543681463153366,0.3057473407436331,0.3166007397856898,0.31809874555549683,0.3220615434349241,0.32743550701157387,0.328963978247661,0.33062959909395223,0.3348755018530229,0.33653557567878695,0.3369049402743472],"n_dims_used":45,"mean_confidence":0.90025388929579},"coverage":{"mean_confidence":0.90025388929579,"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}}