{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007689},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007078","490:4900007083","490:4900007682","490:4900006462","490:4900007683","490:4900006830","490:4900007321","490:4900006832","490:4900007322","490:4900005717","490:4900007560","490:4900007197","490:4900007328","490:4900007679","490:4900006951","490:4900007570","490:4900006582","490:4900006707","490:4900007561","490:4900006343","490:4900006714","490:4900006833","490:4900008368","490:4900006831","490:4900005585"],"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":[0.015410689451969658,0.0060795111671799315,0.005939729335124347,0.0030825916963706616,0.002624831802391002,0.0012604186231395776,0.0010551147511906223,0.0009074897566571585,0.0004458238686238879,0.00028146727623273025,0.00025480141791051736,0.0001578051781703091,0.0001419540298688981,0.00008916104425636352,0.00008573608448602006,0.00008195303938249181,0.0000764983250176592,0.00007299806183672568,0.000037472757423790615,0.00003671527273650297,0.000033964346690923733,0.000028893256166209423,0.000025643391606279832,0.000025214460972641643,0.00001792963627461421],"twin_dists":[0.37518641686207704,0.4149009564570511,0.4158455227815298,0.44164905790398873,0.4477464515123698,0.47457749059506177,0.4808551196259434,0.4861133974642195,0.5101798701988652,0.5251650982071338,0.5283522111496441,0.5434327647094445,0.546708572131605,0.5608733552262921,0.5620501096656298,0.563402776002528,0.5654611002311598,0.566856468427714,0.5863627098908205,0.5869498598984589,0.5891837159764983,0.5937949715699172,0.5971748307988688,0.5976510889167092,0.607197760055014],"n_dims_used":45,"mean_confidence":0.9152384440104167},"coverage":{"mean_confidence":0.9152384440104167,"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}}