{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700000585},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700001331","470:4700005272","470:4700000589","472:4720003801","470:4700000581","488:4880005759","488:4880002452","500:5000010910","496:4960003405","470:4700003106","470:4700001793","470:4700000499","472:4720001340","467:4670000335","499:4990000667","481:4810001256","488:4880000481","470:4700004668","472:4720006201","488:4880002771","470:4700001785","493:4930004852","470:4700000170","479:4790001257","481:4810000158"],"twin_admin_codes":[470,470,470,472,470,488,488,500,496,470,470,470,472,467,499,481,488,470,472,488,470,493,470,479,481],"twin_sims":[0.7634618286468687,0.6408882770414227,0.5333051807065683,0.3768998064585491,0.3754917959953373,0.35900739978485396,0.35053337444403976,0.3366184077354676,0.3335464602855847,0.33229699522392286,0.3286666829937341,0.3241227311076673,0.31970419007431344,0.2999954797847847,0.29656606211611625,0.28509551750319967,0.2836287125388326,0.2785660829339972,0.27402157101106467,0.2734897559579777,0.2706716586406352,0.2643555389256617,0.2642747173325773,0.26424463081008653,0.2634397845426804],"twin_dists":[0.0954188045225077,0.12250959701191994,0.14562879563570905,0.18143199916980465,0.18177962368438816,0.1858986481378608,0.18805353592667454,0.1916522663777882,0.19245743635495355,0.1927860796956163,0.19374480509715433,0.19495307275175663,0.19613706102842965,0.20153473100925506,0.2024947162957282,0.20575422826457185,0.20617665843611152,0.20764489370311887,0.20897676329253867,0.20913350497506678,0.2099672272205844,0.211855533093773,0.21187987689085339,0.21188894026253682,0.21213163466297433],"n_dims_used":43,"mean_confidence":0.9106507412222928},"coverage":{"mean_confidence":0.9106507412222928,"n_dims_used":43,"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}}