{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008358},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008470","490:4900009131","490:4900008571","490:4900008680","490:4900008591","490:4900008696","490:4900009040","490:4900008693","490:4900008913","490:4900008247","490:4900007794","490:4900008687","490:4900008587","490:4900008806","490:4900008917","490:4900009029","490:4900008471","490:4900009028","490:4900009243","490:4900008025","490:4900009331","490:4900007796","490:4900007914","490:4900009026","490:4900009109"],"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":[0.03649081518099481,0.010734440999443871,0.004840584257168533,0.004748585927099832,0.0027061201600030215,0.0014837726201283857,0.00144718004128865,0.0014409570191198729,0.0013976354877774317,0.0013805571758458218,0.0013167535851963733,0.001172677639832656,0.001061876958730264,0.000897252848799258,0.0006706754384797149,0.0006350969446035468,0.0005725352996372617,0.0005343608702928969,0.000518964326998669,0.00046350245915941705,0.00044134164548414247,0.00039957396403344624,0.00035477909198066446,0.00034092945206013386,0.0003259716939521787],"twin_dists":[0.3341938165189366,0.39110545175552197,0.4240643594429781,0.4248269086265667,0.44659601919964237,0.4687431811790416,0.4696408865787331,0.46979563437208055,0.4708903403359309,0.47133053321672086,0.473020854331949,0.47713509539806537,0.4806309713034874,0.4865068773585301,0.49649524211620677,0.49834358502478143,0.5018413434079301,0.5041552675025166,0.505132469563809,0.508892554010124,0.5105138381274316,0.5137881883410617,0.5176770097811157,0.518972828128044,0.5204289646797913],"n_dims_used":45,"mean_confidence":0.8925081888834635},"coverage":{"mean_confidence":0.8925081888834635,"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}}