{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002659},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001478","490:4900002658","490:4900002356","490:4900002509","490:4900001611","496:4960011566","490:4900002504","490:4900001621","490:4900002202","496:4960011565","490:4900001741","466:4660000683","490:4900004321","490:4900000094","496:4960006370","490:4900000434","469:4690002034","469:4690002756","490:4900000281","490:4900000155","490:4900000218","490:4900000436","466:4660005021","490:4900002512","490:4900006642"],"twin_admin_codes":[490,490,490,490,490,496,490,490,490,496,490,466,490,490,496,490,469,469,490,490,490,490,466,490,490],"twin_sims":[0.6917185342935246,0.6635281754929823,0.5879899273025292,0.542601382718419,0.4990889077076482,0.417043022724927,0.4134634168810614,0.3975351142763262,0.38626357898639857,0.38026948428689733,0.36962975444355245,0.34349974873493505,0.33043047340689663,0.3216401991094279,0.3192725657535022,0.3111344209598846,0.29391074264436956,0.2905996887152468,0.2772978121335502,0.2714640031377836,0.2712765888911386,0.26863957492553925,0.26367794660627675,0.2635794017984264,0.26216101725336116],"twin_dists":[0.11150708370923385,0.11763273140224943,0.1338457836563974,0.143613271372149,0.1531165706980815,0.17176517315505574,0.17260961787487383,0.17640684913283478,0.17913597924405025,0.18060261480420314,0.18323384171840368,0.1898628994424099,0.19327828604692968,0.1956171711217408,0.19625320866263898,0.19845996601858215,0.2032425063711961,0.20418058809352171,0.20801524475860628,0.20973227713563838,0.2097878119386987,0.21057174019143252,0.21205977075879645,0.21208950111199185,0.21251819126017668],"n_dims_used":45,"mean_confidence":0.9138931274414063},"coverage":{"mean_confidence":0.9138931274414063,"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}}