{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":492,"cluster_id":4920002144},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["492:4920002041","492:4920002264","492:4920001941","492:4920002097","492:4920002000","492:4920002039","492:4920002044","492:4920002147","492:4920002364","492:4920002149","492:4920002046","492:4920001991","492:4920001844","492:4920001897","492:4920002478","492:4920002038","492:4920002197","492:4920001898","492:4920002428","492:4920002429","492:4920002139","492:4920002087","492:4920002047","492:4920001841","492:4920002196"],"twin_admin_codes":[492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492],"twin_sims":[0.4218556372934678,0.3576746835978373,0.315969383435336,0.29299489494548003,0.29044344960198776,0.2757205525323913,0.25756151384862375,0.255939718296102,0.25211243118347676,0.24427080893360642,0.23380996925411768,0.23003617054695824,0.21167789763170752,0.20091684829319825,0.1770014915011138,0.16018597350547262,0.1507148419872957,0.14899973448199674,0.14434489124937158,0.13519141033737797,0.1335344343282528,0.1297963370434561,0.12627221231130073,0.11561806012920818,0.10445147563511324],"twin_dists":[0.17063472564632173,0.18623579524743913,0.19714501914788404,0.2035013526993391,0.20422501002073642,0.20847726955797827,0.21391843591090182,0.21441592187365408,0.21559791844069545,0.21805596093847437,0.22141574489287735,0.22265189986413164,0.22886593369236383,0.2326794247200699,0.24169199768993324,0.24856089100881665,0.2526628419562294,0.2534257450270429,0.2555294822108292,0.259818035947704,0.26061741561740154,0.26244858851381186,0.2642117800658967,0.2697804860458065,0.27605784866598],"n_dims_used":45,"mean_confidence":0.9222964816623264},"coverage":{"mean_confidence":0.9222964816623264,"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}}