{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000551},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001038","480:4800000537","480:4800000528","480:4800000316","480:4800000802","480:4800000933","480:4800000508","480:4800000801","480:4800000760","480:4800000722","480:4800000317","480:4800000646","480:4800000996","480:4800000584","480:4800001082","480:4800000532","480:4800000397","480:4800000841","480:4800000583","480:4800000751","480:4800001000","480:4800001140","480:4800000463","480:4800001201","480:4800000662"],"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":[0.5133413409094012,0.5054642565040779,0.4968204964544352,0.48221628694103624,0.4669550488114061,0.4416178231855522,0.41762598441313853,0.4067101802257462,0.37646794898172437,0.3748603576790204,0.3746811584987107,0.3669215866819319,0.3549760913423092,0.34963635950906047,0.3474980276912399,0.3472663272349268,0.34038751764610753,0.338332761999051,0.3382144582219214,0.33251723917115034,0.3183444047844027,0.31120891847029103,0.3086883682516177,0.307252315197789,0.28786287986655923],"twin_dists":[0.14998274147566049,0.1517118529216466,0.15361758284902768,0.1568594075334099,0.16028030173478036,0.16604750831966392,0.17162794542077314,0.17421145445255443,0.18153855316882592,0.18193572693750018,0.1819800517729044,0.18390953015665118,0.1869204624718631,0.18828321827852923,0.1888319923563556,0.1888915617243752,0.19066977405023633,0.1912046558100321,0.19123550506589532,0.19272810065637486,0.19650327087305688,0.1984396172207801,0.1991296550262895,0.19952424318621512,0.20496078949230995],"n_dims_used":43,"mean_confidence":0.9174837511639262},"coverage":{"mean_confidence":0.9174837511639262,"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}}