{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012356},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012287","490:4900012647","490:4900012350","490:4900012420","466:4660005423","466:4660003999","487:4870001382","487:4870004371","490:4900007002","494:4940007695","494:4940007817","487:4870002026","490:4900001007","466:4660011494","490:4900006026","466:4660003774","466:4660006763","494:4940008489","494:4940007994","466:4660006390","494:4940002689","466:4660012983","490:4900005901","466:4660008499","490:4900006633"],"twin_admin_codes":[490,490,490,490,466,466,487,487,490,494,494,487,490,466,490,466,466,494,494,466,494,466,490,466,490],"twin_sims":[0.43447575774803227,0.30266596199488427,0.29203323347297266,0.28331786761276734,0.1339869297629677,0.1291534538840217,0.128369053528044,0.12205754652530858,0.11620388525452438,0.1047723484590903,0.10088422143726383,0.09814203870601913,0.09442540041021028,0.09185713472165837,0.09006183043086362,0.08308889073885357,0.08083801679889882,0.07808664865226601,0.07528728948485487,0.07214688632310748,0.07072712407204042,0.06668121804266416,0.06442891440358818,0.06261013815332253,0.06120822513403444],"twin_dists":[0.16769558851218017,0.20079162919643845,0.2037736640685845,0.20626634872548824,0.26039838090911843,0.26276751238665746,0.26315826973606044,0.2663701768543189,0.2694643048062797,0.275870371998805,0.27817294586186364,0.2798389562838403,0.2821563316528459,0.2838000222575412,0.28497071958593917,0.2897012972298028,0.29129593425562605,0.29329421720458404,0.2953863213121441,0.2978093727123745,0.29893293599611126,0.3022384396078419,0.3041500094612392,0.30573392563234797,0.30698074624326466],"n_dims_used":45,"mean_confidence":0.9168539259168836},"coverage":{"mean_confidence":0.9168539259168836,"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}}