{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960010498},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960004617","488:4880001268","488:4880003667","496:4960010329","496:4960005370","496:4960006461","488:4880003112","496:4960006725","496:4960005666","488:4880001893","488:4880002196","488:4880001892","496:4960006985","488:4880002660","496:4960010582","496:4960008354","488:4880003794","488:4880002338","488:4880003858","488:4880002461","469:4690001595","488:4880003860","488:4880003068","496:4960008627","496:4960004919"],"twin_admin_codes":[496,488,488,496,496,496,488,496,496,488,488,488,496,488,496,496,488,488,488,488,469,488,488,496,496],"twin_sims":[0.5557142298983432,0.542594102629328,0.5391570519316606,0.5357985710472591,0.5267667090666218,0.5149435339785341,0.5126730883838341,0.5033964563825596,0.5005200565380243,0.4978206723045973,0.4933332547316099,0.48739452787095877,0.4766871658364001,0.47432727966400007,0.468930453544229,0.4657341634047533,0.4649858346791614,0.4559517778201483,0.4479859615004419,0.44749916376659893,0.4456545158892134,0.44081063333281045,0.4388654489756391,0.43714351487715586,0.4325262860986062],"twin_dists":[0.14078072032341932,0.14361484720244552,0.1443592607601146,0.14508753123113383,0.14705067208344694,0.14963187130747702,0.1501291652708276,0.15216693031251463,0.15280080969975737,0.1533965996150576,0.15438907017661815,0.15570660515937912,0.15809463383739925,0.15862324938285313,0.15983543013569498,0.16055557431600756,0.1607244229147183,0.1627704286674854,0.16458673395695783,0.1646981188121222,0.16512061254280472,0.16623324548219431,0.16668138525960668,0.16707874308041648,0.1681473082327394],"n_dims_used":45,"mean_confidence":0.9231536017523871},"coverage":{"mean_confidence":0.9231536017523871,"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}}