{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740001696},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740000023","474:4740001295","474:4740000238","474:4740001596","474:4740002122","474:4740001992","478:4780001253","474:4740000150","474:4740002730","474:4740002646","478:4780001252","474:4740000390","487:4870012253","478:4780000247","474:4740000383","474:4740001892","474:4740001293","474:4740002998","474:4740002731","478:4780000756","474:4740001794","478:4780000701","474:4740001708","474:4740000015","478:4780000700"],"twin_admin_codes":[474,474,474,474,474,474,478,474,474,474,478,474,487,478,474,474,474,474,474,478,474,478,474,474,478],"twin_sims":[0.8230856295325732,0.6586656281731168,0.6083937752832534,0.607519967343445,0.5239738244945278,0.4903166864463134,0.47986718044021615,0.4782434493936425,0.4708725888587282,0.4151472435294608,0.41160197678927674,0.38999521460445574,0.38423969103704847,0.3809489026824741,0.36693272949858324,0.36106393274147497,0.3602650281671796,0.35856325694414165,0.3553031665230169,0.35375997357830596,0.3510654070188648,0.3467300585184566,0.34661521056910116,0.34589937997750186,0.34560073000715763],"twin_dists":[0.08104314492090157,0.11868272400286757,0.12947554301543754,0.12966264980719022,0.14765918743905304,0.15505771526679316,0.15738365073701574,0.15774649193274248,0.1593986713370502,0.17221200480444263,0.1730499906668458,0.17822838342948977,0.1796299593472468,0.18043582004812883,0.18390674492146314,0.18537964562892534,0.18558108365779843,0.18601093484988976,0.1868373366584046,0.18722988580165426,0.18791745325425735,0.18902951496631532,0.189059073834862,0.1892434267259323,0.1893203997980352],"n_dims_used":45,"mean_confidence":0.9224663628472223},"coverage":{"mean_confidence":0.9224663628472223,"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}}