{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004379},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003689","490:4900004105","490:4900004526","490:4900003968","490:4900004514","490:4900004377","490:4900003003","490:4900003560","490:4900003972","490:4900004380","490:4900004513","490:4900003830","490:4900009176","490:4900001951","490:4900004256","490:4900002416","490:4900004255","490:4900001524","490:4900004797","490:4900004113","490:4900003693","490:4900002557","490:4900009487","490:4900004386","490:4900009488"],"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":[0.4978526130777895,0.45663304638798685,0.4544136613839728,0.4440678622884136,0.3655883557302007,0.2848669184201925,0.23249390476851928,0.22004673985346312,0.214572087183907,0.21134835174124236,0.2019317073366623,0.1787018859711043,0.17603516227734642,0.16669876022164423,0.16406941229320826,0.1634494113669308,0.15633061788003963,0.15147839862394047,0.14598004237943835,0.13980693452224338,0.1391010734926297,0.12148760136842682,0.11664077025838648,0.11118468428155068,0.1097527693880139],"twin_dists":[0.15338954455828757,0.16261563473761248,0.16312022048700733,0.16548454946783026,0.18424308874918127,0.20581997706121136,0.22184533807444304,0.22599021389016014,0.22786289305287097,0.22898073221495838,0.23231389238034184,0.24102383666060948,0.24207374762374925,0.24584159345542878,0.24693001091978425,0.24718849461641118,0.2502086632864304,0.25232525630772745,0.2547848392600109,0.2576294017611902,0.2579605804341994,0.2666663904983362,0.2692293051467638,0.27221411459931316,0.27301612811865544],"n_dims_used":45,"mean_confidence":0.9267588297526042},"coverage":{"mean_confidence":0.9267588297526042,"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}}