{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004168},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003495","496:4960011545","490:4900002799","490:4900003765","490:4900003628","494:4940005207","496:4960011055","490:4900002943","490:4900004329","496:4960010828","490:4900002946","496:4960011637","490:4900002944","470:4700005086","488:4880000464","472:4720007589","494:4940003600","470:4700007540","496:4960010431","466:4660002234","496:4960011569","494:4940004570","490:4900003496","496:4960010345","496:4960011725"],"twin_admin_codes":[490,496,490,490,490,494,496,490,490,496,490,496,490,470,488,472,494,470,496,466,496,494,490,496,496],"twin_sims":[0.29475558901707866,0.19227816740451623,0.17940303955123704,0.15103903475950103,0.13963647160529258,0.12412762536793108,0.10670479294735885,0.09962236016955996,0.09714518960208215,0.09565117445449733,0.08996417958598095,0.0886417994449492,0.0844076414844313,0.08194408891289538,0.07428299628308455,0.0729236551461505,0.06970587260153528,0.067740944709996,0.06563827249476478,0.05923308434544797,0.05779662426028681,0.056176200133160076,0.05546604985940094,0.05323898794470134,0.052096415081008374],"twin_dists":[0.20300415001993866,0.2358437847811202,0.24074963617693465,0.25251935570718353,0.25770926576094655,0.26530309413327086,0.2747506490470641,0.278935124801927,0.2804536406291098,0.28138423736149654,0.285034924655243,0.28590987181467276,0.28878300273847574,0.2905079554651957,0.296152176037113,0.2972022185707138,0.29975249491616507,0.3013572008872652,0.30311694429449226,0.3087777904791172,0.31011595908720635,0.31165883580780535,0.3123466115250831,0.3145518414521848,0.3157130524590268],"n_dims_used":45,"mean_confidence":0.9166063096788194},"coverage":{"mean_confidence":0.9166063096788194,"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}}