{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000303},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000777","489:4890000170","489:4890000525","470:4700001090","489:4890000480","489:4890000504","489:4890000647","489:4890000302","485:4850003065","489:4890000426","489:4890000424","489:4890000428","489:4890001192","489:4890000550","489:4890001061","489:4890000131","489:4890000603","489:4890000171","481:4810006021","485:4850001480","489:4890000425","489:4890000774","489:4890000396","481:4810005938","485:4850003247"],"twin_admin_codes":[489,489,489,470,489,489,489,489,485,489,489,489,489,489,489,489,489,489,481,485,489,489,489,481,485],"twin_sims":[0.5268638623026886,0.5068563966695047,0.4808914254264679,0.4239317127524818,0.4113870415580835,0.40282430273548775,0.38822575374718904,0.38713787789772613,0.3832810541533701,0.3752919458729734,0.3701581096601146,0.3377091730246522,0.3361503244018088,0.3339718594555927,0.32398338511033853,0.32076979422216056,0.32034921866607274,0.3153860377462186,0.3029052652822299,0.29760745175118497,0.295787354825725,0.28273275885065935,0.27193298529531723,0.2696453947862978,0.2692745439898356],"twin_dists":[0.14702951719091992,0.1514057540983852,0.15715497324051902,0.17014875283376915,0.17310089512451154,0.17513850640322312,0.17865823270809517,0.17892296517259626,0.17986437136613534,0.18182901641753071,0.1831023050670701,0.1913673302921869,0.191774694865599,0.1923456979183474,0.1949902737465998,0.19585068939451394,0.19596365150288053,0.1973030602466014,0.20072522624895442,0.2022025178818092,0.20271360478370348,0.20643533558047233,0.2095934112987452,0.2102721724170072,0.21038254391930272],"n_dims_used":45,"mean_confidence":0.9107862684461806},"coverage":{"mean_confidence":0.9107862684461806,"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}}