{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990001892},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990001992","499:4990001893","499:4990001529","499:4990001232","499:4990002334","500:5000010461","500:5000009156","499:4990002835","499:4990001338","468:4680002076","499:4990001614","499:4990001980","499:4990002411","499:4990001991","499:4990001981","499:4990003185","499:4990003812","499:4990001887","500:5000009385","499:4990003382","500:5000007073","500:5000005983","500:5000009270","500:5000009272","478:4780003833"],"twin_admin_codes":[499,499,499,499,499,500,500,499,499,468,499,499,499,499,499,499,499,499,500,499,500,500,500,500,478],"twin_sims":[0.6498728951955522,0.6022601143873639,0.5896807554116265,0.5624266503905793,0.5513679165601163,0.5444254349884672,0.5334626818682129,0.521461028699138,0.5181014009836129,0.508404185692495,0.5025025383901549,0.49092416431243097,0.48111140707216815,0.47642085552630237,0.47554304200343833,0.4724067068254464,0.46900215319349037,0.4685094879186538,0.46255654372450145,0.448257216471536,0.4445074837703704,0.4397659490912331,0.4346932273872265,0.4318495315425789,0.4178569608126317],"twin_dists":[0.1205776004794681,0.13078894071856434,0.13348342623323778,0.13933475316354169,0.14171835588066034,0.14321856170465458,0.14559459018812831,0.14820730404549584,0.14894110178704356,0.15106569227878927,0.15236381863187673,0.15492296552250215,0.1571058793440181,0.1581542445833709,0.15835081082951918,0.15905409814157762,0.15981929502486367,0.15993018011826293,0.16127320733442246,0.1645246875573614,0.16538366197678475,0.16647382783351072,0.16764524822809318,0.16830431332068724,0.1715735968056609],"n_dims_used":44,"mean_confidence":0.9281525178389116},"coverage":{"mean_confidence":0.9281525178389116,"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}}