{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007409},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007410","490:4900006424","490:4900007282","490:4900007283","490:4900006430","490:4900006670","490:4900002068","490:4900002521","490:4900004740","490:4900002820","490:4900005421","490:4900006435","490:4900005811","491:4910002161","490:4900007650","490:4900006185","490:4900002370","490:4900002670","490:4900007415","490:4900006542","490:4900006320","490:4900003507","490:4900006789","490:4900005157","490:4900004055"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.7334082560341249,0.1665392546175461,0.148410210056674,0.14817619929901846,0.11097073762557376,0.09543733013714333,0.07922603124017338,0.06645979701167491,0.0651972629897963,0.06365894868734279,0.05950931351939009,0.0587592857922923,0.05214159528428605,0.04899453477299965,0.04817885650350201,0.04576126107856327,0.045715561093010115,0.04437629114606513,0.0431121091634697,0.04278978436056374,0.039857097944853814,0.03915086519214028,0.03823696356434855,0.03798255735131312,0.034981036702766984],"twin_dists":[0.10227197649227422,0.2459072662901641,0.25368946798049485,0.2537943666880562,0.27233343661855736,0.28151837101560573,0.29245994890733,0.3024240071825859,0.30349185069878043,0.30481602330036073,0.30852353226668267,0.3092161854680501,0.3156667355996721,0.31897589308584307,0.3198624333271826,0.322565840553972,0.32261808368241074,0.324168902322436,0.3256692497148702,0.32605769962991116,0.32971010627801794,0.33062344711169783,0.3318262701663934,0.33216543291207,0.3363197170540201],"n_dims_used":44,"mean_confidence":0.8933270194313743},"coverage":{"mean_confidence":0.8933270194313743,"n_dims_used":44,"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}}