{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930002846},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930002003","493:4930002002","493:4930001837","493:4930003198","493:4930002844","493:4930003550","493:4930003017","493:4930002506","493:4930002851","494:4940000185","494:4940000186","493:4930002007","493:4930001369","493:4930002335","493:4930002006","493:4930002668","494:4940000225","493:4930001013","493:4930003551","493:4930002008","493:4930004033","493:4930002850","494:4940000227","493:4930002011","493:4930002847"],"twin_admin_codes":[493,493,493,493,493,493,493,493,493,494,494,493,493,493,493,493,494,493,493,493,493,493,494,493,493],"twin_sims":[0.5557354632399504,0.384616621852135,0.3684450841540536,0.30938779489173496,0.24626656346361836,0.22027955495940807,0.15734188493165904,0.1392914006058337,0.13101449666612397,0.12567911716374983,0.11713943275033328,0.10223984863673674,0.10132268222042842,0.10113099575300105,0.09785333576107469,0.09317832606383573,0.09222633354708257,0.08197192833129087,0.07521326579774328,0.0750820836317965,0.07281963796172278,0.07264425777526777,0.07262406113772234,0.06452941111451592,0.06023699063737522],"twin_dists":[0.1407761423833511,0.17953786631942995,0.18352911196826865,0.19893785382933554,0.2174256202931683,0.22591127327829894,0.24977360845985133,0.2578711587469089,0.2618475355163089,0.2645121712741672,0.2689618994114205,0.2773623930346921,0.27790985626434,0.27802476416122385,0.28001647228084897,0.2829499922106092,0.28356151923097667,0.2904882324563424,0.295442487980825,0.29554213420989234,0.29728321820404235,0.29742000145368414,0.2974357704541957,0.3040635616248672,0.30785835137618417],"n_dims_used":45,"mean_confidence":0.9275134616427951},"coverage":{"mean_confidence":0.9275134616427951,"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}}