{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002924},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002622","480:4800003314","480:4800002959","480:4800002830","480:4800003175","480:4800002975","480:4800003779","480:4800003357","480:4800003522","480:4800003263","480:4800002623","480:4800003579","480:4800003359","480:4800003053","480:4800003406","480:4800003521","480:4800002926","480:4800003482","480:4800003709","480:4800002573","480:4800003785","494:4940002608","480:4800003215","480:4800003126","494:4940000588"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,494,480,480,494],"twin_sims":[0.49851572290381296,0.4743564296969074,0.451179583905787,0.4415269302274904,0.41660275289528087,0.37990486852472594,0.37553985714048177,0.34776144848109997,0.3337600503690633,0.33050305809331626,0.3284058307325051,0.3277650655809607,0.320627640898677,0.3183993910097406,0.3077709238719995,0.30289787303930443,0.30285379092025444,0.30144301684368097,0.2928906977627722,0.27884313765769225,0.2684604843831848,0.2524906490948767,0.25150387796549234,0.24929747234356825,0.24719751489659883],"twin_dists":[0.15324310618486686,0.15861671450614442,0.1638571214369069,0.166068416504419,0.17186886603073598,0.18069218597088837,0.18176774734639214,0.1887642932210504,0.1924013235413437,0.19325911687378458,0.19381391678458043,0.19398381330306624,0.1958888609685717,0.1964884452322405,0.1993816214840119,0.20072727702494722,0.20073950700961501,0.20113145551818304,0.2035308323338559,0.2075641270010615,0.21062515233314508,0.21548060613465692,0.2157869097376915,0.2164745856404813,0.21713271204715137],"n_dims_used":43,"mean_confidence":0.9212848752043968},"coverage":{"mean_confidence":0.9212848752043968,"n_dims_used":43,"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}}