{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004499},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004498","490:4900002829","490:4900003937","490:4900004208","490:4900003807","490:4900007304","490:4900005809","490:4900002830","490:4900004082","490:4900002825","490:4900003806","490:4900000855","490:4900001104","490:4900004075","490:4900003637","490:4900004200","490:4900001930","490:4900001116","490:4900003380","490:4900003667","494:4940006242","494:4940007432","490:4900005295","490:4900003944","490:4900005192"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,494,490,490,490],"twin_sims":[0.033106780969471006,0.025779902152594236,0.003857566788930242,0.002891320021871992,0.001205601530117753,0.0011340194808204097,0.000884020817479608,0.000815038603197411,0.000810113776502989,0.0006234959234306185,0.0005602388455666046,0.0004824464673463394,0.0004608831239146859,0.00043572422800199664,0.00043244125458268473,0.00036073816950669453,0.000316918618196525,0.0002919212886947568,0.00023456705560544725,0.00019020367557047126,0.00018407676794570475,0.00014698308373724603,0.00014591920148200607,0.00012719317421646214,0.00011879037463517558],"twin_dists":[0.33907028400258155,0.35129356694438063,0.4329992290879803,0.4440887937606764,0.47615524776178264,0.47831865265987783,0.48702170616298296,0.4898274469172266,0.49003610743106396,0.49896717687533115,0.5025705481108855,0.5075630749183784,0.509080360478642,0.5109368968808409,0.5111865122205241,0.5171339900521889,0.5213410255485789,0.5239925004298672,0.5309871696603149,0.5376055558375245,0.5386318753490447,0.5456334052470798,0.545857927869989,0.5500856430391641,0.5521773911971901],"n_dims_used":45,"mean_confidence":0.9252930535210504},"coverage":{"mean_confidence":0.9252930535210504,"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}}