{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960001256},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960001485","496:4960004169","496:4960001850","496:4960001370","496:4960003878","496:4960002109","496:4960001359","496:4960004027","496:4960003744","496:4960001255","496:4960003320","496:4960001472","496:4960001371","496:4960001718","496:4960001855","496:4960002086","496:4960002914","496:4960001137","496:4960001487","496:4960001374","496:4960001849","496:4960002781","496:4960001593","496:4960002661","496:4960003328"],"twin_admin_codes":[496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496],"twin_sims":[0.9446606320792845,0.9344291216712105,0.8788956920123572,0.8543683820310554,0.8444896535436377,0.8440013082304779,0.8434857554075494,0.8279719989145454,0.82646497313497,0.7910025129211629,0.7908764121698129,0.785607641651671,0.7824872940679041,0.7763314805018634,0.7740958617527335,0.7729001808314572,0.7612935140459635,0.7514828145452606,0.7501852359442802,0.7459465670443817,0.7456045462574277,0.7432380760315942,0.7427162013918539,0.739141762216468,0.7332348782066759],"twin_dists":[0.04382356096327087,0.04783173559057746,0.06599082452715252,0.07286706866801378,0.07551121924579816,0.07564031840382238,0.07577645235015687,0.0798017045769224,0.0801858468190071,0.0889339929513839,0.08896422590089348,0.09022263784986854,0.09096362998638494,0.09241656882305543,0.09294142822494955,0.09322154592911391,0.09592025318349912,0.09817462194158434,0.09847109350068865,0.09943693325119782,0.0995146965277626,0.1000520648870231,0.10017041144181761,0.10097948878049123,0.10231096237532564],"n_dims_used":45,"mean_confidence":0.9321004231770833},"coverage":{"mean_confidence":0.9321004231770833,"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}}