{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001989},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001866","477:4770001865","477:4770002176","477:4770002175","477:4770002716","477:4770002888","477:4770001923","477:4770001862","477:4770003488","477:4770002599","477:4770002461","477:4770002058","477:4770002258","477:4770003276","477:4770002323","477:4770002239","477:4770002322","477:4770002320","477:4770003506","477:4770001814","477:4770001927","477:4770003427","477:4770001988","477:4770002395","477:4770002522"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477],"twin_sims":[0.9388158628862503,0.9190203463668061,0.9152678265468688,0.8900860194927459,0.8887371856100793,0.8805082530219699,0.8756983414973024,0.8690283125202056,0.8660438512884293,0.8525754695818126,0.852206015208238,0.8490279727055474,0.8443114951008818,0.8427313961038869,0.8399212853435069,0.8341662091947163,0.8330980948067598,0.8269666523631649,0.8227643763339695,0.8217046344611183,0.815455872085054,0.8110835375164025,0.8105485512157241,0.8104090763115811,0.8095279760254932],"twin_dists":[0.04615057265442616,0.053374153592815846,0.05465187249080334,0.0626736032922434,0.06308043193118493,0.06552061125938026,0.06691589501605735,0.06881621840172508,0.0696543247218673,0.07335173679334756,0.0734513380070234,0.07430435877532648,0.07555833418467812,0.07597535409432189,0.07671330972152948,0.07821045612533441,0.07848629854530877,0.08005809533437983,0.08112435334433553,0.08139189127667334,0.08295879038428246,0.08404479514834044,0.08417711209740934,0.0842115882781502,0.08442919500621539],"n_dims_used":45,"mean_confidence":0.922613779703776},"coverage":{"mean_confidence":0.922613779703776,"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}}