{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001915},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001562","491:4910001336","491:4910002310","491:4910001861","490:4900002520","491:4910001804","490:4900005699","491:4910002256","490:4900006931","491:4910002414","490:4900002371","490:4900001910","491:4910001319","490:4900006671","490:4900002222","491:4910001805","490:4900006930","491:4910001511","490:4900006911","490:4900007039","490:4900006789","490:4900006809","490:4900005564","490:4900007180","490:4900007547"],"twin_admin_codes":[491,491,491,491,490,491,490,491,490,491,490,490,491,490,490,491,490,491,490,490,490,490,490,490,490],"twin_sims":[0.614810006679646,0.4794765826305949,0.39371246421943107,0.16644967906254698,0.1555143329163903,0.13191355682241027,0.12424479552597197,0.1192472671671748,0.10845768213192739,0.09827456491503074,0.09308839746468238,0.08489952343885745,0.08334428539104906,0.07355025235705359,0.07018384286269545,0.069461013950387,0.06550266553809686,0.05804416500504631,0.05470166742393607,0.05121304308678041,0.050506981678875934,0.04691427197390565,0.045295914213473405,0.0452747708020329,0.040244680159950946],"twin_dists":[0.12810154647859617,0.15747089829543684,0.17732832711329527,0.24594416689288606,0.25056133729299057,0.2614066269775518,0.2652431014680252,0.26784112632640544,0.27374850706015613,0.27975760652139897,0.28300754765615976,0.2884434179275478,0.2895225524007684,0.2967162460695574,0.29936771668671314,0.2999504430887148,0.3032320054927249,0.30988341661897106,0.31309509835075205,0.31662542499132695,0.3173641258020507,0.3212619874439475,0.323099871420178,0.32312424458575906,0.3292146595943845],"n_dims_used":45,"mean_confidence":0.8963342454698351},"coverage":{"mean_confidence":0.8963342454698351,"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}}