{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012313},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012307","490:4900012671","490:4900012245","490:4900012670","490:4900012251","490:4900012383","490:4900012315","490:4900012246","490:4900012249","490:4900012453","490:4900012520","490:4900012665","490:4900012310","490:4900012380","490:4900012591","490:4900012381","490:4900012250","490:4900012594","490:4900012234","490:4900013125","490:4900012379","490:4900012455","490:4900012669","490:4900012447","490:4900012668"],"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":[0.560110638258706,0.232957397246561,0.1890512056348133,0.17808528306018326,0.17435760080984272,0.13261940622781865,0.10126594778481715,0.09907473596623317,0.09312938113665041,0.09113300684218995,0.0834427853757282,0.07730192271018883,0.06455719387819436,0.06018410465577394,0.06003517822538713,0.05339034306648326,0.05289528015508354,0.049354005301229104,0.043572040889444545,0.043277961052311034,0.04078240371320811,0.04013158407671749,0.036591113442468993,0.03214120280315581,0.031372686098726434],"twin_dists":[0.1398333878647289,0.22169386192412086,0.2370511729845436,0.2412656034849187,0.24274003158868662,0.26106205440243024,0.2779438484321247,0.27926824996552085,0.28298131214485506,0.28427001985624806,0.2894537314384172,0.2938745102888446,0.30403968215747107,0.30790647195389714,0.30804216608158097,0.31439957251556105,0.3148989626650837,0.3185890983739613,0.3251191700182035,0.3254703240944848,0.32853391689399913,0.3293588125279366,0.33405525169324024,0.34053954881216225,0.34173616142550783],"n_dims_used":45,"mean_confidence":0.9131272210015191},"coverage":{"mean_confidence":0.9131272210015191,"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}}