{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012293},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012366","490:4900012439","490:4900012296","490:4900012509","490:4900012507","490:4900012584","490:4900012438","490:4900012225","490:4900012294","490:4900012364","490:4900012581","490:4900012292","490:4900012434","490:4900012435","490:4900012363","490:4900012583","490:4900012226","490:4900012227","490:4900012224","490:4900012436","490:4900012510","490:4900007532","490:4900010482","490:4900012297","490:4900012158"],"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":[0.5653718311845589,0.39641552676791875,0.3901728190846046,0.2458767610730017,0.23505887046367208,0.22689358163947615,0.2117218712141707,0.19180285947314604,0.18406918479707887,0.17737270818804343,0.1773554724136396,0.1558228643150422,0.1530249772064603,0.1414606143123362,0.13845188030287162,0.131854223973666,0.12070269804583181,0.1128824247497908,0.10074412642644869,0.0979860997061262,0.08590580936533711,0.08141441535337345,0.07642313544380636,0.07580123769838859,0.0753994940884604],"twin_dists":[0.13870104630659383,0.17667630987925997,0.17818528920196713,0.21754847654994147,0.22100953968525736,0.22369154113163267,0.22885062449953258,0.2360207316134385,0.23894389832012522,0.24154574212725893,0.24155252802500518,0.2504278783118505,0.2516452919622885,0.25685837506238207,0.2582662808141483,0.26143565453177353,0.26707606306213527,0.2712734830377457,0.2782571955270576,0.2799347881816887,0.2877535567465666,0.2908842315012194,0.2945300145211856,0.2949975781826244,0.29530126913604043],"n_dims_used":44,"mean_confidence":0.8885349793867632},"coverage":{"mean_confidence":0.8885349793867632,"n_dims_used":44,"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}}