{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007294},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007160","491:4910002865","491:4910003787","490:4900007182","490:4900009618","490:4900006078","490:4900006428","491:4910001862","491:4910002363","490:4900005947","490:4900009617","490:4900009515","490:4900006064","490:4900005296","490:4900010577","490:4900001241","491:4910002515","490:4900005168","491:4910003840","490:4900009620","490:4900007284","490:4900004349","490:4900004642","491:4910002666","490:4900004490"],"twin_admin_codes":[490,491,491,490,490,490,490,491,491,490,490,490,490,490,490,490,491,490,491,490,490,490,490,491,490],"twin_sims":[0.021772139672208885,0.011846801623376996,0.00544095617342899,0.0016693915076654113,0.001457942500964767,0.000839119315302376,0.0007621570370627868,0.0006846632547993644,0.0005610516181742206,0.0004979520801303921,0.00048750719433613305,0.00027619502960830194,0.0002632111984172267,0.00015165131085742153,0.00013379349408417616,0.00011368413377489053,0.00009299583482371925,0.00008437404638253631,0.00007227258148438404,0.00005619019106716057,0.00004319056763912295,0.000033797807719866274,0.00003368331743643237,0.00002979674937297533,0.000025416725055228125],"twin_dists":[0.3593148098173164,0.38682968783287286,0.4193880458343311,0.46448230314881833,0.46937470135126885,0.4888237495342378,0.49213204752667444,0.49579348450769406,0.502521890286819,0.5065107239343909,0.5072161767812181,0.5257720697063459,0.5273145314351897,0.5446659977707243,0.548532182177087,0.5535178949690465,0.5596055157890638,0.5625304902608109,0.567153595470623,0.5745905755738997,0.5822633626083424,0.5893244193936309,0.5894215316850338,0.5929196725672189,0.5974255534203855],"n_dims_used":44,"mean_confidence":0.8947261463512074},"coverage":{"mean_confidence":0.8947261463512074,"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}}