{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013361},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900013016","494:4940007950","490:4900012977","490:4900012534","490:4900003568","476:4760002182","494:4940005573","470:4700004625","476:4760001484","490:4900013015","490:4900012462","484:4840004449","476:4760001558","484:4840003748","490:4900012978","490:4900000747","473:4730002150","476:4760002236","490:4900013233","490:4900000748","494:4940008050","476:4760001450","494:4940005455","476:4760000768","494:4940003597"],"twin_admin_codes":[490,494,490,490,490,476,494,470,476,490,490,484,476,484,490,490,473,476,490,490,494,476,494,476,494],"twin_sims":[0.009876199475732322,0.008065919309335746,0.005436956061000538,0.005129790855693353,0.004258487896167388,0.003547034991038501,0.0032460691281806283,0.0030074910864817507,0.002835339007194054,0.0023106991852737345,0.002083377656941933,0.0019707728189638117,0.00164923506160893,0.0015198987584052082,0.001159191707867053,0.0010610569118455104,0.0009697938955753531,0.000943034317566661,0.000938646179179613,0.0008029668676196114,0.0007670515106410103,0.0007618779999907054,0.0006933028895057756,0.0006916618438382643,0.0006832499656033661],"twin_dists":[0.3946828834040188,0.4032433461789098,0.41941762411959604,0.42174989116805234,0.42913019278384923,0.4362562415761323,0.43967110208111077,0.44259003760390137,0.4448307845032039,0.4525228643173182,0.45636663448447495,0.4584157139984885,0.46492322675085057,0.4678767494364631,0.4775438210966016,0.4806580829519688,0.48380388923258966,0.48477843618870403,0.4849406907598198,0.4903410229431136,0.49191259851194674,0.49214459792364545,0.49536668258487965,0.4954473684912999,0.4958637785847499],"n_dims_used":45,"mean_confidence":0.912542215983073},"coverage":{"mean_confidence":0.912542215983073,"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}}