{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009484},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010089","490:4900010090","490:4900008953","490:4900009481","490:4900009584","490:4900009061","490:4900009572","490:4900009368","490:4900009169","490:4900009689","490:4900009788","490:4900008839","490:4900009891","490:4900009264","490:4900010083","490:4900009469","490:4900009168","490:4900012188","490:4900009275","490:4900010784","490:4900009486","490:4900011869","490:4900011987","490:4900009774","490:4900010444"],"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":[0.4565026900004805,0.3736170851584224,0.35406536154542245,0.3511491940993893,0.32988796222507183,0.29166157602177006,0.2867842921459617,0.27544331532384725,0.27374217278704926,0.24230468669062719,0.24155242141054403,0.22838728005957973,0.22285592544410612,0.22153027018114707,0.21847425421611985,0.19409968282492476,0.18450971980199496,0.1807065391760566,0.17988088858764256,0.1782160689523822,0.1763064918568449,0.17574132921206376,0.17521475636537076,0.17454230692633282,0.17400652881977766],"twin_dists":[0.16264524708451603,0.18224346454568832,0.18715213255239255,0.18789603211678266,0.1934216331667166,0.20387904800557163,0.20526948810701726,0.20855864718819242,0.20905908692999434,0.21868020033993432,0.21891990943022496,0.2231962114918403,0.22504140519265453,0.2254881461082374,0.2265248678457929,0.23516848079266442,0.23877509331026872,0.24024188797530674,0.24056319861237516,0.2412142734065251,0.24196640813305884,0.24219012259017042,0.24239902334541732,0.24266644772669937,0.2428800463895791],"n_dims_used":45,"mean_confidence":0.919203864203559},"coverage":{"mean_confidence":0.919203864203559,"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}}