{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007920},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008142","490:4900008140","490:4900008032","490:4900007922","490:4900008249","490:4900008138","490:4900008030","490:4900007924","490:4900007204","490:4900007806","490:4900008253","490:4900009022","490:4900005593","490:4900005978","490:4900007813","490:4900005983","490:4900005852","490:4900006829","490:4900007919","490:4900008252","490:4900009021","490:4900007926","490:4900007923","490:4900007327","490:4900006226"],"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":[0.1493540777902119,0.029891654220868435,0.022813303941527273,0.021821184269322374,0.009639388983278962,0.007774665838862687,0.0012661432429975702,0.00043614901503658373,0.0004246290721695265,0.00022476590405136194,0.00004567629731712299,0.000024169545812281987,0.000012393621055099143,0.000010916229270216726,0.000007324516205813915,0.000004940000786912877,0.000004785262047886032,0.000004781674291230442,0.000004029687409569745,0.000003851611437783312,0.000003247149367633061,0.0000026156250414599386,0.0000023896790396982606,0.0000020747545563539153,9.22066840514482e-7],"twin_dists":[0.253267600075872,0.3441147494682572,0.3571152335791926,0.35920916753186133,0.3957187419795861,0.40477878763413955,0.4744164031384436,0.5109047275496963,0.5117877011036671,0.5323412850303001,0.5806400903602981,0.5988444067924492,0.6173706024516884,0.6208288479542688,0.631576933094209,0.6420095415267891,0.6428451215286092,0.6428648010622758,0.6473385794486266,0.6485151910774665,0.6529402375688307,0.658503545916662,0.6608136306734261,0.6644109597078438,0.684689825620754],"n_dims_used":45,"mean_confidence":0.8943840874565973},"coverage":{"mean_confidence":0.8943840874565973,"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}}