{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004408},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002597","490:4900005236","490:4900003586","490:4900001833","490:4900004430","490:4900003462","490:4900004567","490:4900004266","490:4900004557","490:4900003329","490:4900004684","490:4900002297","490:4900002456","490:4900012290","490:4900002319","490:4900004276","466:4660007040","490:4900003043","490:4900004444","490:4900001985","490:4900004544","490:4900004293","490:4900005378","490:4900001674","490:4900003594"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,466,490,490,490,490,490,490,490,490],"twin_sims":[0.5857367980018662,0.4712617459057119,0.37410387619350766,0.3670252887331412,0.357313897176502,0.35600342838784804,0.3496660904197615,0.33908557698406183,0.3153324772795498,0.3120935626205041,0.2987288563152141,0.29815952707554777,0.2904126608395391,0.2834901832306932,0.27190073580526225,0.25680243113109325,0.23812625149355293,0.23513974128001497,0.23297612595269349,0.22422140279922817,0.21950889696749495,0.2183587460459056,0.217586806668266,0.21482895181493697,0.21256553869857966],"twin_dists":[0.13432874216042434,0.15931122850349927,0.18212291308812956,0.1838836106469699,0.1863271769213598,0.18665949866959475,0.1882756006809976,0.1910084853759008,0.1973175792451171,0.19819819145392764,0.20188853930017514,0.20204785742656192,0.20423376556450312,0.20621662194925364,0.20960295566051906,0.2141510373116691,0.2200178292755115,0.22098328523354346,0.22168774527134755,0.22458309351537306,0.22617279441264493,0.22656424291532254,0.2268277457183423,0.22777431425718436,0.22855732203171167],"n_dims_used":45,"mean_confidence":0.9228775872124566},"coverage":{"mean_confidence":0.9228775872124566,"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}}