{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770003233},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770003374","477:4770003313","477:4770002484","477:4770003239","477:4770002274","477:4770003456","489:4890005233","477:4770003384","477:4770003314","477:4770003156","477:4770002344","489:4890005005","477:4770003241","477:4770002615","477:4770003387","477:4770003240","489:4890005126","477:4770002912","477:4770003160","477:4770003071","489:4890005085","489:4890004993","477:4770003303","477:4770002614","477:4770003072"],"twin_admin_codes":[477,477,477,477,477,477,489,477,477,477,477,489,477,477,477,477,489,477,477,477,489,489,477,477,477],"twin_sims":[0.9045813539889731,0.8767171730418502,0.8723113334946876,0.8710593987582979,0.8611494687197508,0.8346029417626606,0.8298403445632537,0.8087414792621473,0.8018443564519612,0.7881505309644725,0.785603173847525,0.7796087611732195,0.77938349285601,0.7745751180520062,0.7706914643929738,0.7691498988000028,0.7615157611900913,0.758422382544933,0.7430631334469241,0.7418954367724543,0.7407676734393507,0.7387127154046408,0.7288719733990857,0.72469846674517,0.7175494447677505],"twin_dists":[0.0581637739119278,0.0666221516910184,0.06788570260551137,0.06824162423480586,0.0710134862718313,0.07809749059335669,0.079323856574034,0.08462316412145779,0.08631344676914166,0.08961644131503865,0.09022370106041373,0.09164448019408147,0.09169765446702803,0.09282903511129019,0.09373792431466098,0.09409752151819765,0.09586891100458564,0.09658241194755114,0.10009174329459362,0.10035642345589518,0.10061178523418894,0.10107643014451326,0.10329018191354297,0.10422370858814078,0.10581597814628592],"n_dims_used":45,"mean_confidence":0.9218266805013021},"coverage":{"mean_confidence":0.9218266805013021,"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}}