{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009205},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009310","490:4900008469","490:4900009317","490:4900009327","490:4900009017","490:4900009206","490:4900009125","490:4900009413","490:4900008909","490:4900006344","490:4900006566","490:4900008468","490:4900006826","490:4900006345","490:4900009124","490:4900006581","490:4900007325","490:4900007191","490:4900009227","490:4900009139","490:4900007195","490:4900008134","490:4900008244","490:4900006835","490:4900006583"],"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":[0.005194467637988576,0.0009857329876527337,0.0007882259768607042,0.00040629046746059716,0.0003999281757803855,0.00033808880564005153,0.00027992017400747446,0.00027963000600329894,0.000278566084737791,0.00019479989184077455,0.00010340021183874436,0.0000735608853883467,0.00004279707628170504,0.000042708017232390494,0.000017433023796240837,0.000011437713057953262,0.000006612700404918339,0.000005831054013722204,0.000005687983023819949,0.000005450504087164018,0.0000050590124380428435,0.000004439512621155398,0.000003758366301577125,0.0000032311304143782628,0.0000031450117501469327],"twin_dists":[0.4212485006062342,0.48323520254795155,0.49097798096197487,0.5132406477059829,0.5137590979724207,0.5192446958135963,0.5253420952715337,0.5253753943522369,0.5254977659437491,0.5368558805656124,0.55639975171471,0.5666278800125363,0.582528433208123,0.5825887480651346,0.6079775363088206,0.619559690729424,0.6343014237529371,0.6376377798301746,0.6382945868267224,0.6394205866920162,0.6413837916801896,0.644809916971869,0.6491522928278077,0.6530679805634076,0.6537653343925943],"n_dims_used":45,"mean_confidence":0.883815426296658},"coverage":{"mean_confidence":0.883815426296658,"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}}