{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003621},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003624","480:4800003330","480:4800002847","480:4800003622","480:4800003108","480:4800003632","480:4800003698","480:4800003103","480:4800003101","480:4800003382","480:4800003279","480:4800003752","480:4800003760","480:4800003687","480:4800002656","480:4800002607","480:4800003282","480:4800002799","480:4800003195","480:4800003060","480:4800002845","480:4800003688","480:4800003240","480:4800003059","480:4800003102"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.69231769541995,0.6618278681155311,0.5804943927424618,0.5776674514867411,0.5183645346570205,0.498909792451209,0.49757093424919835,0.4867626591320981,0.48007418207650615,0.47915222684084696,0.4751571969837181,0.47490799863576155,0.46330295816465833,0.46261707697969734,0.44826479011441855,0.4468661132293075,0.4454502791141806,0.44504754149806475,0.4446056920352037,0.4418704858492419,0.42389725884327667,0.42221041486076016,0.4201395676270439,0.41754431751880394,0.4077478132399424],"twin_dists":[0.11137603682459254,0.11800007041200662,0.13545294346050807,0.13605949310130788,0.14888358847349878,0.1531561075453922,0.1534517660132281,0.15584707163767939,0.1573374221158155,0.15754336669285948,0.1584372495239204,0.15849308826654826,0.16110448299250948,0.16125952044740782,0.16452295537836575,0.16484303655063218,0.16516743131301628,0.16525977798416241,0.16536112966960925,0.1659893968844636,0.1701568097507318,0.17055160750927695,0.17103718711010618,0.17164716466774063,0.17396457545755611],"n_dims_used":43,"mean_confidence":0.9144844232603561},"coverage":{"mean_confidence":0.9144844232603561,"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}}