{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008791},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008789","490:4900010304","490:4900010028","490:4900008118","490:4900009823","490:4900010305","490:4900010303","490:4900008225","490:4900008790","490:4900010910","490:4900010035","490:4900008008","490:4900010662","490:4900009928","490:4900010307","490:4900010830","490:4900010392","490:4900011624","490:4900010221","490:4900008437","490:4900012177","490:4900011755","490:4900011428","490:4900010393","490:4900012093"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.38525309252755247,0.3666402110900365,0.35557517405712247,0.3491701082625406,0.32663903232996777,0.30365804289715553,0.29935407669225944,0.2860650368328922,0.27487380131805156,0.2660696785454493,0.26580543276613156,0.252681882145778,0.2436509934497217,0.24052028161906208,0.236648210209596,0.22301276911763807,0.21882928894133546,0.2184233545939069,0.20231749268777688,0.1966288356126784,0.1742811017865369,0.1733473111740583,0.16831161005842618,0.1656105287274337,0.16359239001089848],"twin_dists":[0.17938245920628534,0.18397987627494372,0.18676823634611342,0.18840272475016623,0.19428282160412466,0.2005165407208478,0.20171378579447063,0.20547573055984963,0.20872597450493072,0.2113403165195133,0.2114196054027952,0.2154213337389612,0.21825239942483607,0.21924958911441852,0.22049464447465908,0.22498866688478558,0.22640392903835693,0.22654221707020458,0.23217527145539515,0.23423809185416425,0.24277052382717854,0.24314350209771768,0.24518006874625886,0.2462905520727624,0.24712882272641595],"n_dims_used":45,"mean_confidence":0.8916583591037326},"coverage":{"mean_confidence":0.8916583591037326,"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}}