{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003523},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003399","490:4900003795","490:4900003263","490:4900003120","490:4900003528","490:4900003661","490:4900003125","490:4900003395","490:4900004492","490:4900001250","490:4900001646","490:4900002989","490:4900002992","490:4900003530","490:4900003127","490:4900003126","490:4900003388","490:4900001506","490:4900003654","490:4900003254","490:4900002550","490:4900004365","490:4900003794","490:4900002996","490:4900001118"],"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":[0.7386018426708034,0.42263586507325196,0.3176419874516272,0.2524989023741556,0.20027257429119225,0.1697340982171562,0.15180808950088445,0.14468282818710237,0.13625978067893843,0.13625195646001678,0.12902336202918438,0.12666761521270706,0.12416949442191344,0.12094873626883518,0.11976783828636102,0.11535939812841393,0.1042486203581094,0.10332112359071474,0.10321712014712003,0.09898897608658896,0.09856468478920213,0.09497247211659576,0.09328292678967702,0.09116555869402479,0.0885677501960349],"twin_dists":[0.10110147541750739,0.1704519706950651,0.19669278696904496,0.2154780474531705,0.23291213956424306,0.24460039715052354,0.25217987916438583,0.25537507617536653,0.25930650909814706,0.25931024432448213,0.2628321946891894,0.2640121101515226,0.2652816516838578,0.2669474276101308,0.2675666667406169,0.26992048271471547,0.2761766025942517,0.27672187501854123,0.2767832559265447,0.2793205491282823,0.27957981956384964,0.28181077100621443,0.28288310155000673,0.2842488286699638,0.2859591715578666],"n_dims_used":45,"mean_confidence":0.9186976114908855},"coverage":{"mean_confidence":0.9186976114908855,"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}}