{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960001855},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960001854","496:4960001371","496:4960004027","496:4960004169","496:4960001370","496:4960002350","496:4960002109","496:4960001485","496:4960001254","496:4960002361","496:4960002484","496:4960002349","496:4960001727","496:4960001587","496:4960001136","496:4960001850","496:4960001256","496:4960001472","496:4960001487","496:4960002233","496:4960003458","496:4960001730","496:4960003187","496:4960003743","496:4960001365"],"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":[0.9420763432160957,0.8702950353537914,0.8532775679771606,0.8517710291992074,0.8414581678932582,0.8255594194256726,0.823589873038934,0.8159781369167668,0.8139652792522228,0.7994507438825688,0.7956215902374804,0.7837015709291126,0.7809215088068154,0.778323510484161,0.7781257017146943,0.7750322258413915,0.7740958617527335,0.7557155749857231,0.7481953415585096,0.7431776713569282,0.7425171516409887,0.7364137999508881,0.7338273541914416,0.7222668155254391,0.7181982624731793],"twin_dists":[0.04486555995891942,0.06845827101538518,0.07316220366687452,0.07356848828850333,0.0763102918279235,0.08041612596476244,0.0809155787143303,0.0828285103966872,0.08332995846242526,0.08689571036844021,0.08782273690618883,0.0906756438369837,0.09133429853949268,0.09194765491145104,0.09199427118391541,0.09272177412168953,0.09294142822494955,0.09720481959719048,0.09892501134092706,0.1000657658833267,0.10021553541891579,0.10159524059756886,0.10217771438821566,0.10476624121687413,0.10567181077566286],"n_dims_used":45,"mean_confidence":0.9343539767795139},"coverage":{"mean_confidence":0.9343539767795139,"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}}