{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009107},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008454","490:4900009427","490:4900010399","490:4900009217","490:4900008671","490:4900008674","490:4900008667","490:4900010137","490:4900008888","490:4900011976","490:4900009322","490:4900009830","490:4900009831","490:4900008668","490:4900007903","490:4900008233","490:4900007900","490:4900008803","490:4900009953","490:4900009630","490:4900009120","490:4900008455","490:4900009010","490:4900008581","490:4900008675"],"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":[0.2876578544264879,0.20279088501825382,0.17522688845719053,0.16565996904373864,0.16172752362964338,0.15469971352447778,0.1407856698681475,0.13442154115560864,0.1343038203401116,0.13256353266352663,0.13054905788665927,0.12458871484940764,0.11204589045664985,0.10533066631084448,0.10090461065918346,0.10089997537036331,0.09581112087523186,0.09193350775196096,0.07790584393437182,0.07356012945441517,0.0709924055646072,0.07095163563709014,0.06531193906324743,0.06341936171952052,0.06269594387492758],"twin_dists":[0.20501941567158138,0.2320054194011635,0.2423942052974762,0.24627010898732585,0.24791010893368434,0.2509146439581529,0.25717225192954574,0.2601885257208658,0.26024531767166464,0.26108927966616396,0.262076688226373,0.26506725827537814,0.2717355896884946,0.27554522564413025,0.2781606919178573,0.278163477561281,0.2812840653028452,0.28375062308054,0.29342750235721776,0.29670861249483,0.29872161862101093,0.29875405334771493,0.3033941646946446,0.30502460855343677,0.30565835868218055],"n_dims_used":45,"mean_confidence":0.8842115614149305},"coverage":{"mean_confidence":0.8842115614149305,"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}}