{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740002468},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740002660","474:4740002661","474:4740002662","474:4740002664","474:4740002239","474:4740002757","474:4740001934","474:4740002147","474:4740003205","474:4740002567","474:4740002250","474:4740002252","474:4740002363","474:4740003291","474:4740002848","474:4740003112","474:4740003210","474:4740001831","474:4740002663","474:4740002146","474:4740002566","486:4860000153","474:4740000898","474:4740003200","474:4740002467"],"twin_admin_codes":[474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,486,474,474,474],"twin_sims":[0.5631636107848306,0.5373450137668344,0.5226672873796471,0.4555732510494936,0.4480185390495422,0.4433215939476133,0.4383663903657886,0.43715271102662584,0.4255457505131988,0.3745201592700631,0.3744516769829355,0.3699823023402661,0.3572663142958756,0.3533790577698705,0.3522247278660931,0.345607256160823,0.3415434079932173,0.33757669760541364,0.3307019539153619,0.318973656797764,0.31826851548795027,0.3170770869397801,0.31661782021723955,0.31512806998781134,0.3100450813965834],"twin_dists":[0.1391761435979095,0.14475208242801094,0.14794410721915954,0.16285647164583816,0.16457928147539375,0.16565589639100275,0.16679648593616,0.16707661931440307,0.16977162130679085,0.18201988373007655,0.1820368291139044,0.18314606280162943,0.1863392324755677,0.18732691763185633,0.18762129595465812,0.1893187173922506,0.19036964056670302,0.19140190975951465,0.1932066015261619,0.19633369507726603,0.19652373486570102,0.1968453718022626,0.19696953713817936,0.19737300216540668,0.19875783520975024],"n_dims_used":45,"mean_confidence":0.9203710767957899},"coverage":{"mean_confidence":0.9203710767957899,"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}}