{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":479,"cluster_id":4790002913},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["479:4790003763","479:4790003334","479:4790003774","479:4790003246","469:4690002525","479:4790003165","479:4790003937","469:4690001827","469:4690002524","479:4790003523","479:4790001350","479:4790003421","479:4790002239","479:4790002489","479:4790001584","479:4790003780","479:4790002995","469:4690001826","489:4890005339","479:4790001425","479:4790003940","469:4690002316","469:4690002313","469:4690000016","479:4790002654"],"twin_admin_codes":[479,479,479,479,469,479,479,469,469,479,479,479,479,479,479,479,479,469,489,479,479,469,469,469,479],"twin_sims":[0.6542965859778396,0.6509326284665601,0.5103802732019135,0.5034382058108904,0.49179064232326153,0.4708791146409749,0.4630350746692879,0.43963574712734593,0.4334693256818212,0.41374024433191287,0.4064361489856284,0.40136110471416553,0.3920867391773677,0.3901154754013986,0.3818713432246912,0.3786909463028897,0.37678274589028965,0.3692837409241849,0.36504846311080735,0.36254096859584845,0.35699490535128303,0.34500096505872646,0.328273633448874,0.32314678203710245,0.3213299185069379],"twin_dists":[0.11962484236062086,0.12034945787312461,0.15063192157749974,0.15215773719308373,0.15473085046463828,0.15939720480637198,0.16116502613229078,0.16650382794241309,0.16792869090183624,0.17254420070929938,0.17427670002559464,0.17548862047539449,0.17772147372864996,0.17819920215695667,0.18020959345610355,0.18099069709343663,0.18146087612585135,0.18332003419677367,0.18437833742580229,0.18500781809551212,0.18640801218675573,0.18947508773132257,0.19384895343490627,0.19521380792050064,0.19570037474384402],"n_dims_used":45,"mean_confidence":0.9368672688802083},"coverage":{"mean_confidence":0.9368672688802083,"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}}