{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002016},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002020","490:4900003623","490:4900002907","490:4900002022","490:4900002458","490:4900002332","490:4900001699","490:4900001720","490:4900003074","490:4900001870","490:4900002017","490:4900002150","490:4900002318","490:4900001863","490:4900002608","490:4900003757","490:4900003460","490:4900001598","490:4900003338","490:4900002628","490:4900004150","490:4900004014","490:4900002148","490:4900002899","493:4930005261"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,493],"twin_sims":[0.738016147314917,0.7186049393650062,0.6695567004780129,0.6100841223543638,0.6041539427018334,0.6031864021485651,0.5792424608500363,0.5672694861941109,0.56455127266149,0.5632342624806446,0.5353087985194294,0.5279895264191368,0.5188419841607705,0.5165651880347009,0.5164370552917642,0.5119170866978131,0.5108273810311751,0.49949184191858553,0.4986075280702862,0.4974908017114921,0.49596947340832925,0.49402062164910004,0.4843350290824903,0.4838612541673787,0.4764563690002338],"twin_dists":[0.10123373887088448,0.10558141324691107,0.11632860461585151,0.129113586893067,0.13038340878274568,0.13059058981871718,0.1357215275582353,0.13829295006516912,0.13887756164044068,0.13916093926460427,0.14519381085415434,0.1467844686599936,0.14877924980160326,0.14927701336880123,0.1493050420614279,0.15029487410360662,0.15053383708890297,0.15302764391063278,0.15322283665176575,0.15346946871765346,0.1538057115072828,0.154236878428191,0.1563872628496104,0.1564927837533196,0.1581462946413391],"n_dims_used":45,"mean_confidence":0.9175389607747396},"coverage":{"mean_confidence":0.9175389607747396,"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}}