{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007528},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006332","491:4910005360","490:4900005567","490:4900009525","490:4900007284","490:4900011961","490:4900006927","490:4900011951","491:4910001858","490:4900006787","490:4900011161","490:4900012024","490:4900012050","490:4900006204","490:4900002841","490:4900007055","490:4900006795","490:4900008776","497:4970001500","490:4900011365","490:4900009526","497:4970001918","490:4900006428","491:4910001268","490:4900007664"],"twin_admin_codes":[490,491,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,490,497,490,490,497,490,491,490],"twin_sims":[0.004703910420395668,0.003531545259389221,0.0027306417184552612,0.002685320402128303,0.0013394313142232443,0.000759449752755098,0.0005312439439706672,0.0005071002426929458,0.00050391167624242,0.00047790837305352533,0.00034998568576923527,0.00030280155819091916,0.0003025539506390833,0.0002897898920249032,0.0002746941358679725,0.0002372932623787284,0.00020775361583651668,0.00020090087558151748,0.0001889242356627959,0.00018632147742234158,0.00017580798630910033,0.00017020763933276532,0.00016314756048027673,0.00015418981707051885,0.00014994650799601443],"twin_dists":[0.4252020544902783,0.4364254220588454,0.44625518803826425,0.4468873435763218,0.47241155737714036,0.49225399536964104,0.5043509539292905,0.5059041183891445,0.50611437994286,0.5078770523123711,0.5181200465298009,0.5228132254532217,0.5228396175303974,0.5242283383898187,0.5259468509343714,0.5306199769769708,0.5348293113264041,0.535886085868974,0.5378172769727797,0.5382521800038246,0.5400692205303397,0.5410793556107512,0.5423983864613955,0.5441516642330441,0.545015990083937],"n_dims_used":45,"mean_confidence":0.8948421054416232},"coverage":{"mean_confidence":0.8948421054416232,"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}}