{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002401},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003412","490:4900001798","490:4900003001","490:4900002705","490:4900002110","490:4900003409","490:4900003829","490:4900002568","490:4900001953","490:4900008860","490:4900001949","490:4900004103","490:4900004376","490:4900001664","490:4900003275","490:4900003407","490:4900001659","490:4900002266","490:4900010360","490:4900003977","490:4900001804","490:4900001808","490:4900008856","490:4900008970","490:4900009077"],"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":[0.3251592173281496,0.3163751949964003,0.2787095310128968,0.2079299755300036,0.20094114453869655,0.18832234723441088,0.1843899322064638,0.17233939276256155,0.16927395072239917,0.16354569783712464,0.16330509695807088,0.1506229659085503,0.14905051976208328,0.14525443462350077,0.13142527180694014,0.12533514970933196,0.1239369667824381,0.1194262800625894,0.1186899727053809,0.11724692487924221,0.11522385839782219,0.11453996874716477,0.11369336060669788,0.11256244168046894,0.10895206022255326],"twin_dists":[0.19467664210747673,0.19703517332111173,0.2076030697692308,0.23017877181080482,0.23267065886180374,0.23732587146787895,0.23882096561561086,0.24354770378127918,0.24478752643384616,0.24714830547176697,0.2472487623180851,0.2527035471821214,0.25340306232689985,0.25511451216302333,0.2616458051002994,0.26468687728484314,0.26540080594761156,0.2677466425716356,0.2681359650741732,0.2689043716152269,0.269993937764281,0.2703655846791006,0.27082802999634875,0.2714499307641141,0.2734681384768845],"n_dims_used":45,"mean_confidence":0.9199578179253473},"coverage":{"mean_confidence":0.9199578179253473,"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}}