{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001003},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001091","487:4870000828","487:4870000916","487:4870001092","487:4870001282","490:4900012997","487:4870000830","487:4870001186","490:4900013102","490:4900012403","487:4870000673","487:4870000747","490:4900012890","490:4900002910","487:4870002871","490:4900012991","490:4900012888","490:4900012487","490:4900013100","490:4900012941","487:4870001370","490:4900002909","490:4900012415","487:4870000917","490:4900013209"],"twin_admin_codes":[487,487,487,487,487,490,487,487,490,490,487,487,490,490,487,490,490,490,490,490,487,490,490,487,490],"twin_sims":[0.6100429264582706,0.4817967751143319,0.40065384243964497,0.37448227742341134,0.3441409846553927,0.2861128994207564,0.26586214800135244,0.2513186429112587,0.24581402108266226,0.22916663516411498,0.21789523034184013,0.2090758674927923,0.1951745508972468,0.19476384060440854,0.19139493261409343,0.1815822133050105,0.17609292607722846,0.17051498283770777,0.16208157991333724,0.1620030067491003,0.16010453568672414,0.15970546237199973,0.1554286619334821,0.15538699380413365,0.151896528526021],"twin_dists":[0.12912240833957161,0.1569529694119219,0.17565806098883968,0.182029257096281,0.18969713797742951,0.2054619965694429,0.21140258344641155,0.2158444939094207,0.21756826238006358,0.22293861788369698,0.22672238956266885,0.22977568788876837,0.2347720518200452,0.23492334910248375,0.23617283787154084,0.23990224348645506,0.24205088607796899,0.24428366476219399,0.24776127661063338,0.24779428552214705,0.24859539718369938,0.2487646740629917,0.25059842965318263,0.2506164758141128,0.25214092145927075],"n_dims_used":43,"mean_confidence":0.9100777382074401},"coverage":{"mean_confidence":0.9100777382074401,"n_dims_used":43,"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}}