{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001614},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001556","480:4800001442","480:4800001618","480:4800001564","480:4800001436","480:4800001376","480:4800002529","480:4800001557","480:4800002246","480:4800001385","480:4800002388","480:4800001446","480:4800002256","480:4800001335","480:4800001553","480:4800002305","480:4800002338","480:4800001611","480:4800002155","480:4800001668","480:4800001451","480:4800001332","480:4800001955","480:4800002433","480:4800001613"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.6624430717025653,0.6284983495527118,0.5789620099864121,0.5731732375119545,0.5311971575389612,0.5276186312248805,0.5101487396535894,0.508808207033212,0.4957013679044033,0.49335580922588096,0.48806593997352815,0.48496875382662324,0.46851036744763197,0.45757126674154963,0.4514267000376546,0.44394974572234125,0.44062134013534177,0.43530124589182145,0.41566640984808634,0.39483429305103424,0.37855882323,0.3785099995352568,0.3776839206892906,0.37171010965057943,0.36775507000274255],"twin_dists":[0.11786718354143293,0.1251685377225363,0.13578170091490505,0.13702432679115528,0.14608680815702216,0.14686519711834695,0.15068272301749266,0.15097697012428044,0.1538649985416044,0.15438407534398477,0.15555740876408994,0.15624616737433608,0.15992998212569448,0.16240259446923588,0.16380074601064654,0.16551166223834426,0.1662768216564153,0.16750455633058522,0.17208955118139083,0.17705747588557136,0.18102321495242335,0.18103523273324415,0.18123868339660534,0.18271646504011613,0.18370131121654437],"n_dims_used":43,"mean_confidence":0.9209979744844659},"coverage":{"mean_confidence":0.9209979744844659,"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}}