{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012542},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012752","490:4900012770","490:4900012328","490:4900012756","490:4900012824","490:4900012615","490:4900013176","490:4900012627","490:4900012339","490:4900012950","490:4900012825","490:4900012820","490:4900013212","490:4900013063","490:4900012411","490:4900012995","490:4900013033","490:4900012334","490:4900012478","490:4900012616","490:4900013179","490:4900012610","490:4900013145","490:4900012757","490:4900013074"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.5287611768212801,0.39810942471469707,0.38473705097658006,0.3029189129739134,0.2915763343180568,0.26341945047754833,0.2589878438408332,0.2573206925071064,0.230496010577323,0.2268448286987225,0.22263803915422192,0.21162178087873074,0.20540175490938364,0.19893427899505992,0.19869802091342129,0.17662917923435165,0.17505601370549675,0.16877128483104598,0.16771993051919395,0.1635285054699392,0.15319178735515201,0.15229569714529562,0.14986703113996172,0.14683498311108834,0.13879045743954105],"twin_dists":[0.14661655184732547,0.17626875985523624,0.17950845173566995,0.20072144014592005,0.20390322964356944,0.21213777222056482,0.21348254133474365,0.21399218246628748,0.22250056261355816,0.22370774458825898,0.22511471003145994,0.2288854736039054,0.2310734993506931,0.23339719253271846,0.23348305576862874,0.2418389041960821,0.24246208714267464,0.24499236496394905,0.2454222190797691,0.2471554801616383,0.251572254536745,0.2519652932947252,0.2530391559324469,0.25439795786477315,0.25810671404430985],"n_dims_used":45,"mean_confidence":0.9158500671386719},"coverage":{"mean_confidence":0.9158500671386719,"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}}