{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012274},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900013214","490:4900012261","490:4900012561","490:4900012704","490:4900012339","490:4900013176","490:4900012411","490:4900012610","490:4900012539","490:4900013141","490:4900012478","490:4900013211","490:4900013029","490:4900013033","490:4900012998","490:4900012323","490:4900012270","490:4900013072","487:4870001189","490:4900012629","490:4900012400","490:4900012950","490:4900012394","490:4900012756","490:4900012325"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,487,490,490,490,490,490,490],"twin_sims":[0.563476448605258,0.5550571953731543,0.49602241078487197,0.47979795247493573,0.44676738099552854,0.4256200521657893,0.3966248517442253,0.3955092909603476,0.3552686407761548,0.34205235253618854,0.3162348145897201,0.27030500803583996,0.2662608461603784,0.26318936897538175,0.26163797657508925,0.25848634768678186,0.24771023319120114,0.22691390263339187,0.21445975518065175,0.2066184375615285,0.20451453148335919,0.2034744231172505,0.19798509126666303,0.1949124929066579,0.18691942483924778],"twin_dists":[0.13910882237254027,0.14092239087436825,0.1537940063825247,0.1573991124850642,0.16486564531496634,0.16975427451812378,0.17662590331624775,0.17689467763794667,0.18684610947265845,0.19023766250432966,0.1970731627274248,0.21007609203599095,0.21128298582343746,0.21220723980306602,0.2126766406814456,0.21363562846599143,0.21697169635480365,0.22368478795710015,0.22790165281765604,0.23064198691138701,0.2313892682945224,0.23176064718915299,0.2337425839043274,0.23486856307913023,0.23785672126296528],"n_dims_used":45,"mean_confidence":0.9142074584960938},"coverage":{"mean_confidence":0.9142074584960938,"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}}