{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004854},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004295","489:4890004397","489:4890004355","489:4890004346","489:4890004597","489:4890004360","489:4890004673","489:4890004191","489:4890004457","489:4890004298","489:4890004314","489:4890004629","489:4890004761","489:4890004294","489:4890004508","489:4890004722","489:4890004249","489:4890004364","489:4890004350","489:4890004402","489:4890004361","489:4890004192","489:4890004509","489:4890004510","489:4890004081"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.955074727513468,0.9508513417161908,0.940945014230133,0.9303528937100934,0.9259923203462167,0.925237089093451,0.924799375656306,0.9179687698674245,0.914166477009476,0.9072914320918305,0.9051088617971799,0.904960316898968,0.9021377035541646,0.9012674086310656,0.8995332790285425,0.899301952754173,0.8974501876328438,0.8973594745589918,0.8909743264152182,0.8882539789544744,0.8877305962923352,0.8867261874447128,0.8859920538400371,0.8844004207390757,0.8826207376073547],"twin_dists":[0.03937818993029582,0.04123286775614704,0.045315058405768126,0.04934933479001095,0.05092979218521512,0.0511993040762403,0.05135495925079553,0.05373474590440278,0.05502222222155092,0.05728968590686307,0.05799446401916046,0.05804218123405107,0.05894301943113891,0.059218572047627996,0.05976462916560567,0.05983717350642596,0.06041541749112258,0.06044363248708333,0.06240456715952364,0.06322568688186386,0.06338273229350598,0.06368328691380663,0.06390228561145948,0.06437514384957324,0.06490078709836647],"n_dims_used":45,"mean_confidence":0.920333014594184},"coverage":{"mean_confidence":0.920333014594184,"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}}