{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006835},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006826","490:4900006344","490:4900007680","490:4900007195","490:4900007191","490:4900006583","490:4900004233","490:4900004371","490:4900007081","490:4900007325","490:4900006947","490:4900006345","490:4900006219","490:4900006958","490:4900007072","490:4900006342","490:4900006709","490:4900006581","490:4900006714","490:4900006218","490:4900006707","490:4900006224","490:4900009205","490:4900006706","490:4900007322"],"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":[0.006254832802266947,0.00422571341138657,0.003627868415332494,0.0017450822084096665,0.0013748914726490055,0.00029768512248333175,0.000269139728228608,0.0002500383763876201,0.00007973057594434973,0.00005649491123212802,0.00003851641344385871,0.00003728980612067727,0.000036023792637554764,0.000033650541320379944,0.0000278507080348068,0.000024240067774053654,0.000013093516125182374,0.000011793213951624502,0.000008901569571804443,0.0000056794169362408325,0.0000044428554240032614,0.0000040345567995483835,0.0000032311304143782628,0.000002427163626199159,0.000002207131262952537],"twin_dists":[0.41374354403550057,0.4294337650548047,0.43538414690724664,0.46286923322863444,0.47147767853109773,0.5233627379816602,0.5266015658050711,0.5289542859576045,0.5642252795492082,0.5744317885708344,0.5855719634134315,0.5865034803106751,0.587495994554217,0.589449390680152,0.5948379737968352,0.5987623363968092,0.6158678698846078,0.6187258272554759,0.6263474483014428,0.6383344126195059,0.644790227474482,0.6473071115535978,0.6530679805634076,0.6604162302426922,0.6628388968557071],"n_dims_used":45,"mean_confidence":0.9315333048502604},"coverage":{"mean_confidence":0.9315333048502604,"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}}