{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890005436},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890005462","489:4890005401","477:4770002749","489:4890005450","484:4840003846","477:4770002673","477:4770002814","477:4770002542","477:4770002813","477:4770002898","477:4770002738","477:4770002750","477:4770002975","484:4840007524","489:4890005379","479:4790006500","489:4890005380","489:4890005422","489:4890005403","484:4840008582","489:4890005402","477:4770002537","477:4770001731","477:4770002745","489:4890005321"],"twin_admin_codes":[489,489,477,489,484,477,477,477,477,477,477,477,477,484,489,479,489,489,489,484,489,477,477,477,489],"twin_sims":[0.5231870611626847,0.468917456081701,0.4347304070376052,0.3478973444391535,0.2931453523333585,0.27733967511654134,0.23402943346418872,0.23110818736073505,0.2200238509131563,0.21997951340286256,0.21157481411259116,0.20490864539869771,0.19020260313952736,0.18943871893010567,0.18791354287884493,0.1692289446301954,0.153503203196071,0.15303082415339922,0.14758572835808384,0.137953804019873,0.11817113730718712,0.11680253263292235,0.11612030033702535,0.11160639619435238,0.1092760425307474],"twin_dists":[0.14783073943837838,0.1598383551420858,0.16763664282048485,0.1887293785242953,0.20345879601497516,0.20800300377673608,0.2213442613217971,0.22229939859493808,0.22599797786170894,0.22601301876745103,0.22890183018137708,0.2312488849071733,0.23661873029472347,0.23690542533961442,0.2374802712979999,0.24480584877947592,0.2514360578041902,0.2516427309030447,0.25405959853783,0.2585015481186778,0.2684114108658177,0.2691424647961811,0.2695093422431148,0.2719794363275947,0.27328493766848444],"n_dims_used":45,"mean_confidence":0.9208503723144531},"coverage":{"mean_confidence":0.9208503723144531,"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}}