{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011138},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011047","466:4660004383","466:4660004462","490:4900010105","490:4900003539","490:4900008846","490:4900009499","490:4900007854","490:4900005886","490:4900008175","487:4870003630","490:4900008184","496:4960007013","466:4660007736","490:4900011490","466:4660004000","466:4660003729","490:4900010555","490:4900010186","487:4870004229","494:4940008194","487:4870004228","490:4900011338","490:4900012080","490:4900011046"],"twin_admin_codes":[490,466,466,490,490,490,490,490,490,490,487,490,496,466,490,466,466,490,490,487,494,487,490,490,490],"twin_sims":[0.3366131664715766,0.03361693190805691,0.028075114427644796,0.024831812641749544,0.018981073289871482,0.017284760255260306,0.015038715481536001,0.014709363727482263,0.014106693836336557,0.012604495666067007,0.012502522265303394,0.011519357518263487,0.010332780626968978,0.010000803261049405,0.008904930990899252,0.008726018837302034,0.007590280545356952,0.0075395494968782,0.007072834004052543,0.006977633824524674,0.006555488015360873,0.005821379439458709,0.005786393205274606,0.005747081555228033,0.005369722531948146],"twin_dists":[0.19165363673480024,0.33830872615736873,0.3471742889644516,0.3530880887649386,0.3656981884012578,0.36999096894841355,0.37628327776987636,0.37727458865003183,0.37914034897082644,0.3841169087829888,0.3844734476753288,0.38804994597658876,0.3927467136027022,0.39414670351632286,0.3990825592472144,0.39993945498017736,0.40577773006353507,0.40605639466059407,0.4087021984648838,0.4092610899588371,0.41182512722320247,0.41666107968717253,0.41690503891520997,0.41718075350331946,0.41991774091238093],"n_dims_used":45,"mean_confidence":0.9158345540364583},"coverage":{"mean_confidence":0.9158345540364583,"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}}