{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000916},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000580","477:4770000854","477:4770000526","477:4770000981","477:4770000634","477:4770000683","477:4770001043","477:4770000863","477:4770000419","477:4770000747","477:4770000979","477:4770001339","477:4770000859","477:4770000584","477:4770000929","477:4770001748","477:4770000479","477:4770001743","477:4770000635","477:4770000636","477:4770000366","477:4770000853","477:4770001397","477:4770000424","477:4770001044"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477],"twin_sims":[0.9481761066785666,0.9477127585884902,0.9356829728907655,0.9178494522158509,0.8960232541056966,0.8906474881142424,0.8872562160775486,0.8799167495536269,0.8723380890935716,0.8548643070350288,0.8523319882166421,0.850903778615705,0.8495417063390674,0.8443225902961657,0.8340292094245634,0.8208375510209296,0.8185456587763476,0.8174312977456706,0.815359276851351,0.8143369046418992,0.7927198088769838,0.7911878246975201,0.7886938571608647,0.7886071375481486,0.7846153507808431],"twin_dists":[0.04236975855573014,0.04256390183107134,0.04735650672835457,0.05377553393275894,0.0608580575807748,0.06250365812801789,0.06352481841783307,0.06569338085570593,0.06787808128448782,0.07273261827689077,0.07341738727275379,0.07380167888603671,0.07416691664131682,0.07555540056950252,0.07824587114340624,0.0816103947718355,0.08218625444385821,0.08246537412113562,0.08298287297503618,0.08323751251629777,0.08852172082278949,0.0888895541120057,0.08948664078992023,0.0895073647119549,0.09045861628046829],"n_dims_used":45,"mean_confidence":0.921022457546658},"coverage":{"mean_confidence":0.921022457546658,"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}}