{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000539},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000379","489:4890000540","489:4890000365","489:4890000349","489:4890000630","489:4890000688","489:4890000749","489:4890000435","489:4890000389","489:4890001457","489:4890000809","489:4890001509","489:4890000458","489:4890000696","489:4890000417","489:4890000664","489:4890001242","489:4890000800","489:4890000607","489:4890001383","489:4890001372","489:4890000481","472:4720001718","489:4890000773","489:4890001508"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,472,489,489],"twin_sims":[0.9157360673167756,0.8842365935288966,0.8314935516828152,0.8075208972283207,0.7706926558855862,0.7484910433257699,0.7335729664893967,0.722550534377134,0.7066619134056484,0.6410231306023383,0.6259277485407857,0.6206784120301837,0.6007487166125661,0.5841093620987575,0.5784596102303348,0.5741074704209554,0.5718620361381607,0.5633487793414608,0.5631687414413983,0.5520448157245882,0.5511838252873633,0.5510012862145147,0.5503223545376359,0.549829111549834,0.5495211502277917],"twin_dists":[0.05449379094817186,0.06442366634855708,0.07889952288646997,0.08492368396580018,0.09373764612340621,0.09885761401526984,0.10223493433173599,0.10470299090172054,0.10822573212178575,0.12248062602175855,0.12571962161784891,0.12684452106554428,0.13111259386395854,0.13467765784315028,0.13588950170276615,0.1368237024467895,0.13730596050687044,0.1391362956153692,0.13917503946590531,0.14157225206818047,0.14175809561143252,0.14179750237444338,0.14194408950644125,0.1420506033180997,0.1421171142521736],"n_dims_used":45,"mean_confidence":0.9146919250488281},"coverage":{"mean_confidence":0.9146919250488281,"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}}