{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003409},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001799","490:4900001952","490:4900001667","490:4900002401","490:4900002265","490:4900001949","490:4900001659","490:4900009187","490:4900003275","490:4900010354","490:4900008516","490:4900008302","494:4940007328","490:4900010102","490:4900008745","490:4900002110","490:4900001953","490:4900008866","490:4900009068","490:4900008083","490:4900008851","490:4900010263","490:4900010552","490:4900008528","490:4900008520"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.2628794710411567,0.23333911160850476,0.20945830016754025,0.18832234723441088,0.18782918796382164,0.1838199673058215,0.16260689054464783,0.15343809058501034,0.1527424610341333,0.14327095887314767,0.11488290165723088,0.11466036994289455,0.11040427195121916,0.10678270889073478,0.10629223493804107,0.10458633116693156,0.10008022210506727,0.09845261764501323,0.09510298672675281,0.09381720451890381,0.09213034421615166,0.09147941237576714,0.08952344945072688,0.08878647556575657,0.08578077381378496],"twin_dists":[0.21230086610051843,0.22156926064069934,0.22964149650184623,0.23732587146787895,0.2375121602910579,0.23903952001936868,0.24754088900907917,0.2514645178339059,0.25176912434736687,0.25602195757524054,0.2701790116199109,0.2703000313854446,0.27265022566296493,0.27470583354364747,0.27498836763662027,0.27597900195167363,0.27865770201792966,0.2796484461748527,0.28172856252954787,0.28254235891082874,0.28362345579322956,0.28404481708979956,0.28532539211113556,0.28581364508006774,0.2878389237044501],"n_dims_used":45,"mean_confidence":0.9247992621527777},"coverage":{"mean_confidence":0.9247992621527777,"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}}