{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010541},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010624","490:4900010711","490:4900004807","490:4900010795","490:4900012055","490:4900011985","490:4900011742","490:4900010540","490:4900011328","490:4900010367","490:4900012054","490:4900012192","490:4900010627","490:4900010454","490:4900009481","490:4900011591","490:4900009681","490:4900010966","490:4900011613","490:4900010089","490:4900009689","490:4900009480","490:4900011614","490:4900011610","490:4900012188"],"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":[0.3949399526156462,0.30122276409715343,0.22068462548679235,0.20380879566784432,0.20141391870835193,0.19807779132137135,0.18465690773076446,0.14767989400467982,0.12937770851115932,0.128083392417489,0.11594155681011369,0.11580328697989495,0.10088477846508068,0.09765568093373471,0.0969446614651545,0.09446040086583002,0.09015950762031617,0.07520185461486777,0.07208005742774266,0.06971144584132467,0.067786890877858,0.06701211386549032,0.06675838825779043,0.06654632229245289,0.06438932554438867],"twin_dists":[0.17703198408360143,0.20119274364486497,0.22577405904914485,0.23164111518486355,0.23250023138127043,0.23370880176984424,0.2387187568333966,0.2540172481002804,0.2626561273895649,0.2633010234255809,0.26960573687512646,0.2696803827551146,0.2781726110618232,0.28013824232684886,0.2805778896744836,0.28213417626645154,0.2849065523496402,0.29545115036697694,0.29786185575115637,0.2997479959871116,0.3013192480479383,0.3019620580696592,0.302173883196409,0.3023514325252591,0.30418409429336235],"n_dims_used":45,"mean_confidence":0.91973876953125},"coverage":{"mean_confidence":0.91973876953125,"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}}