{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010113},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009797","490:4900008747","490:4900011816","490:4900009697","490:4900009066","490:4900008738","490:4900011487","490:4900009598","490:4900009591","490:4900008524","490:4900008069","490:4900008292","490:4900008082","490:4900010389","490:4900009914","490:4900008294","490:4900007840","490:4900011815","490:4900010094","490:4900012016","490:4900009909","490:4900008629","490:4900011946","490:4900010637","490:4900010374"],"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":[0.48342418904927814,0.3444731397789814,0.2750384299303993,0.2610483419076964,0.24635969649677716,0.21930920088346562,0.21843514970651223,0.191996271928864,0.18925686942632397,0.17933852586010904,0.1790393568507821,0.17309850289820738,0.1657676803808049,0.16190900523781512,0.157079306210516,0.14723593816744623,0.1450174886539718,0.140396574751902,0.13892192879323823,0.13863896142829202,0.13718432164247707,0.13406913205601517,0.13337591997171502,0.13246540097849538,0.12900330254874343],"twin_dists":[0.15659015703428078,0.1896113393781621,0.20867758362851227,0.21285550238984333,0.2173962855383851,0.22624066118862116,0.2265381964440605,0.2359486915131947,0.23697379476446198,0.24077483379669998,0.2408917666792515,0.24324312418494984,0.24622558665161628,0.24783379120539648,0.24988637517643764,0.2542170896048035,0.2552224304561608,0.2573537067694456,0.2580448317555151,0.25817807605566145,0.25886626621472103,0.2603586497848164,0.260694277930191,0.26113711676691587,0.26284217274607247],"n_dims_used":45,"mean_confidence":0.9149378458658854},"coverage":{"mean_confidence":0.9149378458658854,"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}}