{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003710},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002137","490:4900001682","490:4900004545","490:4900001547","494:4940008310","490:4900001815","490:4900004415","490:4900003436","490:4900004268","490:4900002279","490:4900012285","490:4900002283","490:4900003309","490:4900001145","490:4900003705","490:4900003574","490:4900012351","490:4900001152","490:4900001026","490:4900002430","490:4900006399","494:4940008395","490:4900003173","490:4900003706","490:4900001825"],"twin_admin_codes":[490,490,490,490,494,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490],"twin_sims":[0.6764271080028265,0.49821966666647255,0.4939144980194018,0.48249169766164707,0.4245150685606259,0.361010309066472,0.3542715515943391,0.3499107520719117,0.34518880146081327,0.3334648848527001,0.3202626658114835,0.3150868356088201,0.31397433104883427,0.3088364142387174,0.30702836029777025,0.29346659069260683,0.2669266820373483,0.26400974692965806,0.2593660650738576,0.25679829083959177,0.2476629967350757,0.24701902491539932,0.244946347530284,0.24426306736407463,0.23910087707583697],"twin_dists":[0.1148388061951474,0.15330847919259702,0.15426037151371128,0.1567979978132507,0.17001237870650912,0.18539315933700834,0.18709965523339378,0.18821292682236257,0.18942662673159566,0.1924788724154734,0.1959869089906332,0.19738418491051735,0.1976862096886099,0.1990890361130244,0.19958587552948895,0.20336797743667295,0.21108350292665357,0.21195971968360974,0.21336720868832293,0.2141523071882427,0.21698652169069524,0.21718881592935074,0.21784222803608863,0.21805841249334346,0.21970447005363503],"n_dims_used":45,"mean_confidence":0.9195860968695746},"coverage":{"mean_confidence":0.9195860968695746,"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}}