{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740005804},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740005841","474:4740005878","474:4740005877","474:4740005570","474:4740005840","474:4740005876","474:4740005759","474:4740005881","474:4740005839","474:4740005758","474:4740005842","474:4740005563","474:4740005802","474:4740006101","474:4740005800","474:4740005504","474:4740005843","474:4740005614","474:4740005564","474:4740005943","474:4740003799","474:4740005944","474:4740005882","474:4740005911","474:4740005836"],"twin_admin_codes":[474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474],"twin_sims":[0.6739227004863475,0.5887946483277121,0.5508224267693267,0.5357690176440242,0.5339836385129055,0.4929891270062513,0.359403471070783,0.3284567876687438,0.3083634412443373,0.2971089546514785,0.2898709284036815,0.2880704054613307,0.28678204363794657,0.28675509458283266,0.2862292878774751,0.28548954444338004,0.2852097913413917,0.28025173705665507,0.2744076562007051,0.2731726164827962,0.26063784770483384,0.26043441011374646,0.2540506364020983,0.2523749364204652,0.2457767538882742],"twin_dists":[0.11538233390831279,0.13367331851289055,0.14183611681482175,0.14509394370975418,0.1454814656617843,0.15446528768431017,0.18579857468735878,0.19380041358704816,0.19921884349746005,0.2023423135920026,0.2043879111029388,0.204901473847367,0.20527013237031855,0.20527785429844128,0.2054286050922133,0.20564097413450141,0.20572137314886954,0.207154246447892,0.20886308947470913,0.2092270645215915,0.2129801728088227,0.2130420041620347,0.21499792116014016,0.21551648498476414,0.21758001658851847],"n_dims_used":45,"mean_confidence":0.9252247280544705},"coverage":{"mean_confidence":0.9252247280544705,"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}}