{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006204},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007295","490:4900007664","490:4900007055","490:4900005566","490:4900006804","490:4900011364","490:4900006927","491:4910001268","490:4900005567","497:4970001002","490:4900006560","490:4900010907","490:4900001922","491:4910001066","490:4900006097","491:4910005957","490:4900012045","490:4900011064","490:4900001508","490:4900010518","490:4900007173","490:4900006332","490:4900011896","490:4900010828","490:4900010926"],"twin_admin_codes":[490,490,490,490,490,490,490,491,490,497,490,490,490,491,490,491,490,490,490,490,490,490,490,490,490],"twin_sims":[0.2398716769796583,0.15656021698084727,0.04083099895538046,0.018582168920299853,0.01284132279829554,0.011148060483575145,0.005584553760235568,0.0038056591597097696,0.0032225153056221123,0.002417690441103787,0.0020416613541419273,0.0018861776792133934,0.0017693923596541765,0.0014476864091567303,0.0014462489660071976,0.0012804310748660147,0.0011707362694611627,0.0009102908157171137,0.0007951183962139462,0.0007789210927762423,0.0007320447772519985,0.0007171963323235935,0.0005903477465742513,0.000533912591241526,0.00047826695434571577],"twin_dists":[0.2194572323950834,0.25010970807930616,0.32847277059009705,0.36667654320390886,0.38329862363171596,0.3894714680200139,0.4183390394267466,0.43352664393852486,0.4399503988517586,0.45083258615856103,0.45711360091657066,0.4600271999309638,0.4623648155959455,0.46962832178946884,0.4696640004708876,0.47401727233071345,0.47719366458091106,0.4860064503610593,0.49067879096448286,0.4913857757475615,0.4935117345852553,0.4942116215180016,0.5008105324502178,0.5041833455765892,0.507852141960429],"n_dims_used":45,"mean_confidence":0.8980750189887152},"coverage":{"mean_confidence":0.8980750189887152,"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}}