{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000940},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000879","489:4890000997","489:4890000882","489:4890000881","489:4890000999","489:4890000939","489:4890001056","489:4890000823","489:4890001369","489:4890000936","489:4890001059","489:4890000762","489:4890000941","489:4890000747","489:4890000942","489:4890000704","489:4890000595","489:4890000822","489:4890000362","489:4890000415","489:4890001000","489:4890001525","489:4890000885","489:4890000632","489:4890001524"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.9499540166111057,0.9447119969324623,0.9278585853696593,0.9177239427828836,0.9066078665266988,0.9065574847321495,0.8386820662588402,0.8335220376073045,0.7863191707146959,0.7802899760439084,0.7758370224343499,0.7688167021210861,0.7684710689847063,0.7676751848941364,0.7632897960948265,0.7562816593336622,0.7342748683721134,0.728304971667018,0.7155704330151115,0.69331306765366,0.6852775076800008,0.6699054475921765,0.6624237413553382,0.6594386797395863,0.6561865821005913],"twin_dists":[0.04161730589293921,0.04380262841075651,0.05025855525840842,0.053818410940185385,0.05751116340403799,0.057527460124958234,0.0770372694373762,0.07837688847446245,0.09005323120644668,0.09148358594715383,0.09253277935630982,0.09417515948314747,0.09425566320265111,0.09444091437129999,0.09545863314903016,0.0970747994627393,0.10207702445303027,0.10341718779675182,0.10625530923873777,0.11115824135280042,0.11291336058322785,0.11625307585379714,0.11787135938789883,0.11851590164695443,0.119217437465687],"n_dims_used":45,"mean_confidence":0.9146380954318576},"coverage":{"mean_confidence":0.9146380954318576,"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}}