{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910004433},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910004327","491:4910004384","491:4910004326","491:4910004386","491:4910004280","491:4910004137","491:4910004335","491:4910004329","491:4910004281","491:4910004183","491:4910004182","491:4910004273","491:4910004279","491:4910004559","491:4910004380","491:4910004868","491:4910004122","491:4910004913","491:4910004275","491:4910004278","491:4910004681","491:4910004434","491:4910003884","665:6650001273","491:4910004121"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,665,491],"twin_sims":[0.25162010820387865,0.19780373118734124,0.1842664375521759,0.1764811012301429,0.1641660639999618,0.13444734252477156,0.1287763976643198,0.12590231641555932,0.12318645195039163,0.09700561623849778,0.09213941973308327,0.09140846350665821,0.08176195449531148,0.07513123351681558,0.05708912146422545,0.05645270958084999,0.050362254430286975,0.049717661477289635,0.047234292021965114,0.044482158523024666,0.04237485533672997,0.03676336917370638,0.03135767477045114,0.028447609702583643,0.02796948174782583],"twin_dists":[0.2157507909592311,0.23380870752488767,0.23886827950528206,0.24189739387306053,0.24688977969872117,0.260176083378659,0.2629551223152237,0.264398999218338,0.2657865565923498,0.2805401002028192,0.28361759768594724,0.2840908868746315,0.2906371221782966,0.29550478341818653,0.31078515418099867,0.311392981021162,0.3175166038804832,0.3182001827524489,0.3209048585719468,0.3240448933695343,0.32656139254952604,0.33381802615712725,0.3417597832308452,0.3465333226668523,0.3473573857392424],"n_dims_used":45,"mean_confidence":0.8892673068576389},"coverage":{"mean_confidence":0.8892673068576389,"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}}