{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700000931},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880005110","488:4880004634","488:4880005015","470:4700005571","470:4700000693","479:4790001936","479:4790003587","470:4700007054","470:4700006433","468:4680001747","472:4720005884","470:4700000944","496:4960001566","499:4990003293","470:4700007245","489:4890004279","485:4850000766","488:4880002340","472:4720005527","489:4890004476","479:4790001555","493:4930006371","467:4670000573","481:4810001331","481:4810001176"],"twin_admin_codes":[488,488,488,470,470,479,479,470,470,468,472,470,496,499,470,489,485,488,472,489,479,493,467,481,481],"twin_sims":[0.3930616707040364,0.3863705289510021,0.37791671852567055,0.3259863428151239,0.3059786698438715,0.2561402105761939,0.22954677688323621,0.22854317094283025,0.22841073636432543,0.2211982339000089,0.22108404432182752,0.2204823258908412,0.2196094194674299,0.21627558481655407,0.20802776842456747,0.20725266172221518,0.20159291205101046,0.20126113034174792,0.19912439365311663,0.19686508992628554,0.19433867111316333,0.19127276606255358,0.18932411478123984,0.1861947140235587,0.18311287460273248],"twin_dists":[0.1774856167996751,0.17910990971173696,0.1811813269613332,0.19445639859268238,0.1998750963449395,0.21435431304133476,0.22281318287256577,0.22314463976433785,0.2231884502037073,0.22560032059696597,0.22563892419281173,0.2258425652428157,0.22613864746842174,0.22727677777864055,0.23014431278274008,0.23041773894274917,0.2324357789953678,0.23255527899249098,0.23332815029711515,0.2341516065902056,0.23508020641588268,0.23621843487925076,0.23694850737276063,0.2381320392389215,0.2393113212695897],"n_dims_used":43,"mean_confidence":0.9120394684547601},"coverage":{"mean_confidence":0.9120394684547601,"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}}