{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001750},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001461","466:4660002579","493:4930005378","496:4960000511","490:4900001471","490:4900002031","466:4660000174","470:4700002453","493:4930007163","490:4900006055","490:4900001600","469:4690003478","496:4960012257","493:4930007181","470:4700005176","466:4660001463","496:4960000793","493:4930002571","496:4960004506","493:4930006091","490:4900002628","493:4930005262","469:4690004349","478:4780002069","493:4930002238"],"twin_admin_codes":[490,466,493,496,490,490,466,470,493,490,490,469,496,493,470,466,496,493,496,493,490,493,469,478,493],"twin_sims":[0.5843953394488235,0.4303989720302646,0.41993060780456787,0.41619192436438285,0.3823095679662031,0.38011754303021317,0.37627572335792614,0.3723790052650137,0.35881287600376854,0.3485171154440699,0.33823003295660087,0.3305015982140254,0.3287726430567163,0.3259384326157006,0.3212859922137456,0.3183388504381109,0.3167875097028393,0.30950869544290455,0.3036000705671399,0.29981796545732803,0.29675593863123745,0.2959284945870346,0.29218752063461373,0.2879121560389613,0.2850942267128908],"twin_dists":[0.13461634066066694,0.1686411749538254,0.17108624084750954,0.17196566726199355,0.18010221183698522,0.18063993550625926,0.18158600098647754,0.18255041809156922,0.18594781822938666,0.18857023648798907,0.1912314434180572,0.19325950239625234,0.19371674006072143,0.19446914746309613,0.19571215747691934,0.1965047685418273,0.1969236487877992,0.19890472495430098,0.20053260116395402,0.2015842636689991,0.20244139484087134,0.20267390633802412,0.20372993914601453,0.2049467028994328,0.20575459942769633],"n_dims_used":45,"mean_confidence":0.9162618849012587},"coverage":{"mean_confidence":0.9162618849012587,"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}}