{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740006007},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740005962","474:4740005653","486:4860000510","474:4740005929","474:4740005964","486:4860000504","474:4740005935","486:4860000478","474:4740005928","474:4740005442","486:4860000905","486:4860000588","486:4860001022","474:4740006035","474:4740005623","486:4860000639","478:4780006777","486:4860000584","486:4860000760","474:4740003625","486:4860002590","474:4740005450","486:4860000439","474:4740006065","474:4740005963"],"twin_admin_codes":[474,474,486,474,474,486,474,486,474,474,486,486,486,474,474,486,478,486,486,474,486,474,486,474,474],"twin_sims":[0.3956769972286776,0.39382769566712994,0.37721858851744583,0.36055170373990386,0.3236043696883422,0.31767306704341125,0.28802892654513895,0.287897499470322,0.28080755416035214,0.2620888545081113,0.25777842013026453,0.25762033906416126,0.255206184693961,0.23927409478108455,0.23842068562413088,0.23707057885803848,0.2312250265231953,0.22827610977325885,0.2228107465838132,0.20780943984371786,0.1984782399489824,0.195389400561984,0.192526584574957,0.19187215361069812,0.19102339315003888],"twin_dists":[0.17685424955928336,0.1773004895016055,0.18135338293019784,0.18550877430887996,0.19509150399988623,0.19668439653019165,0.20491332744204907,0.20495089262595556,0.2069928565503142,0.21254004038112703,0.2138520501061924,0.2139004285227811,0.21464158863807417,0.2196488645720057,0.21992307564389038,0.22035819080367025,0.22226104463440077,0.22323300300187743,0.225056601067537,0.2302212598603521,0.23356299405177136,0.23469299360771384,0.23575142571300334,0.23599491589179736,0.2363115730479336],"n_dims_used":45,"mean_confidence":0.9256108601888021},"coverage":{"mean_confidence":0.9256108601888021,"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}}