{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004028},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004514","489:4890004686","489:4890004513","489:4890004648","489:4890004720","489:4890004464","489:4890004415","489:4890004027","489:4890004252","489:4890004255","489:4890004198","489:4890004142","489:4890004086","489:4890004090","489:4890004492","489:4890004137","489:4890004362","489:4890004773","489:4890004632","489:4890004342","489:4890004341","489:4890004032","489:4890004089","489:4890004498","489:4890004248"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.8999866312608648,0.8756541979940502,0.8584663592773563,0.852623828183786,0.8504880646771087,0.8487344346409357,0.8451001763369567,0.8447538191476955,0.8412588057781972,0.8411693253659069,0.8305749786230376,0.8283741229110142,0.827973084669916,0.8235926924335661,0.8228293302238835,0.8170278994719151,0.7947785635002381,0.7780397789555082,0.7752648404107917,0.7735056165768313,0.7548822997267262,0.7500315796414404,0.738525850320057,0.7383805140461114,0.7348748999454798],"twin_dists":[0.059622255332996726,0.06692860076844022,0.07175087278467433,0.07333869298242907,0.07391328126453962,0.07438281396882471,0.0753496153625883,0.075441323414553,0.07636264911932254,0.07638614119328693,0.07913547248203585,0.0796990084752631,0.07980142740302396,0.08091486510324127,0.08110793788917636,0.08256627626684511,0.08802611451087383,0.09201451635996481,0.09266716743209293,0.0930797589340995,0.09739607007291992,0.09850617578976972,0.10111864007606335,0.10115146449491909,0.1019419587257711],"n_dims_used":45,"mean_confidence":0.9200779385036892},"coverage":{"mean_confidence":0.9200779385036892,"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}}