{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800005549},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800005845","480:4800005632","480:4800005706","480:4800005846","480:4800005631","480:4800005546","480:4800005203","480:4800005380","480:4800005777","480:4800005464","480:4800005381","480:4800005707","480:4800005114","480:4800005378","480:4800005287","469:4690002129","480:4800005198","480:4800005709","469:4690006189","469:4690002343","469:4690003947","481:4810004620","469:4690002233","469:4690003358","469:4690001569"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,469,480,480,469,469,469,481,469,469,469],"twin_sims":[0.6900884782890215,0.6411922817788557,0.611212481295636,0.5669077135674495,0.5229718649298872,0.37317188697474846,0.3446182159345894,0.3294257091906885,0.26014237780655525,0.2542213774035395,0.2493089524618588,0.24373035243561375,0.2390589517909667,0.23660394541601054,0.22399777846428034,0.2172335478922732,0.21700117238684313,0.21651538414359398,0.20913165554596574,0.1950186349031371,0.19308885087043837,0.1788660679467471,0.15994680037453676,0.15684906709816268,0.1513497512762162],"twin_dists":[0.11186340127389621,0.12244428570103334,0.1288719637385471,0.13837073765714183,0.147877672729539,0.18235378342378325,0.18957387870925818,0.19354387593796335,0.2131308154322335,0.21494520566182906,0.21647099755432278,0.21822723013778098,0.21971793263760372,0.22050895420316133,0.2246580237073043,0.2269485407512384,0.22702807241107698,0.22719452112517258,0.229756102080871,0.23482946203933602,0.23554268670351866,0.2409595615958789,0.24866226782953083,0.2499853666314367,0.25238204641835504],"n_dims_used":43,"mean_confidence":0.9182508601698764},"coverage":{"mean_confidence":0.9182508601698764,"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}}