{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001002},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001620","491:4910001185","491:4910002205","491:4910001056","491:4910001808","491:4910001691","491:4910001622","491:4910001261","490:4900004347","491:4910001399","497:4970001741","490:4900003928","491:4910001069","491:4910001319","497:4970002648","497:4970001578","491:4910001738","490:4900006082","491:4910001120","497:4970001574","490:4900004353","490:4900006549","491:4910001198","491:4910001512","497:4970001579"],"twin_admin_codes":[491,491,491,491,491,491,491,491,490,491,497,490,491,491,497,497,491,490,491,497,490,490,491,491,497],"twin_sims":[0.016474909382656583,0.008772995258735625,0.006470168632573297,0.006321189693663526,0.005483560526269904,0.005145781307358779,0.005027441406629443,0.004782470074699611,0.0045155505208006015,0.003070358659728129,0.0015216936980708253,0.0011001483910005282,0.0008665719296608195,0.0007524383181548769,0.0006761208304762228,0.0006532745729375526,0.0005878268469716931,0.0005830171031364489,0.0004956597433068698,0.00045883398665438673,0.00044676301767422887,0.00044313098068892945,0.00041662405642971354,0.0004125720592048605,0.0003921039745701525],"twin_dists":[0.37217218401165064,0.39971295204875473,0.4123613391809349,0.4133130975289484,0.4190742276546937,0.4216253990433832,0.42255514560929736,0.42454450685583944,0.42682013503962907,0.441800894748469,0.46783419793824493,0.4793867783921009,0.48771165813511536,0.49257171106360037,0.4962204448489149,0.4973875131626851,0.5009546405241863,0.5012311976133591,0.5066643573317268,0.5092279807111817,0.5101102928036284,0.5103801370381353,0.512414561104751,0.5127361753619006,0.5144073674527185],"n_dims_used":45,"mean_confidence":0.8971272786458333},"coverage":{"mean_confidence":0.8971272786458333,"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}}