{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008142},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007920","490:4900008140","490:4900007922","490:4900008249","490:4900008032","490:4900009022","490:4900008138","490:4900007806","490:4900007924","490:4900007204","490:4900007813","490:4900008030","490:4900008253","490:4900005593","490:4900007919","490:4900009021","490:4900008252","490:4900007923","490:4900005978","490:4900006829","490:4900005983","490:4900005591","490:4900007082","490:4900008035","490:4900005852"],"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":[0.1493540777902119,0.1247652196881704,0.021935586644293317,0.015413630415759815,0.0026962932697824006,0.002356143722197388,0.001806298550560498,0.00045151444839966665,0.00036140196739529095,0.000271964609683374,0.0001454628036964615,0.00013104750266914553,0.00011192743196335655,0.00010495917249146622,0.00007552378332846233,0.00002333583798168964,0.000013800491992504701,0.000010402647612997718,0.000009513089224841818,0.0000031288138611623125,0.0000019893894575190742,0.0000019104407596094242,0.0000015469688508536591,0.0000014203988675362096,0.0000011260218077172757],"twin_dists":[0.253267600075872,0.2649771559738683,0.35896354423913307,0.37517783795977144,0.44673339961162506,0.4517963266014796,0.4616111100620069,0.5097603633214443,0.5170740227804995,0.5262670191642761,0.5459547201496703,0.5491694953287971,0.5539922521028743,0.5559459165865559,0.5658434209032093,0.5998323255933073,0.6144259272798913,0.6221367577439474,0.6245556443837449,0.6538985449041899,0.6654767404127168,0.6665023188869033,0.6718218582783378,0.6739615709049184,0.6797492119846638],"n_dims_used":45,"mean_confidence":0.8901470608181423},"coverage":{"mean_confidence":0.8901470608181423,"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}}