{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004184},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003898","490:4900002180","490:4900003893","490:4900002483","490:4900002793","490:4900003227","490:4900002176","490:4900001598","490:4900001450","490:4900001193","490:4900002341","490:4900000953","490:4900001471","490:4900004034","490:4900001319","490:4900001740","490:4900002786","490:4900001167","490:4900001882","496:4960004665","490:4900000176","490:4900004597","490:4900003892","490:4900002188","490:4900000475"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,496,490,490,490,490,490],"twin_sims":[0.8989624550538341,0.8417595770362719,0.7687783709426601,0.7514632302552978,0.6746524160566167,0.6615093313012989,0.6571656199936904,0.6456256802134668,0.6367815036743963,0.6256385807792073,0.6225280625807812,0.6170763939301134,0.6163627702691068,0.6057178518249982,0.5880511279870116,0.5851288097897679,0.5715579547962638,0.5704103256160994,0.5589499151571325,0.5505602349992713,0.5479795115931232,0.5459246100139833,0.5437746016764818,0.542646113969224,0.5379503982822259],"twin_dists":[0.059943515346458795,0.07623108983061733,0.09418408906097685,0.09817909941470969,0.11522402151116086,0.1180688655840085,0.11900631181397672,0.1214913715788715,0.12339152026011688,0.12578160333287622,0.12644821411140986,0.12761613406939593,0.1277689834396849,0.1300485313820624,0.13383266685114228,0.13445908471729848,0.1373712839404102,0.13761785371149746,0.14008339588484237,0.14189272575516187,0.1424501576383943,0.14289432892084156,0.14335936928315113,0.14360358903942028,0.144620816083707],"n_dims_used":45,"mean_confidence":0.9174864874945746},"coverage":{"mean_confidence":0.9174864874945746,"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}}