{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850001089},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850001326","485:4850001152","481:4810005580","485:4850001268","481:4810005787","485:4850001261","485:4850000981","485:4850000932","485:4850001322","485:4850000930","485:4850001539","485:4850001039","485:4850005607","481:4810005514","485:4850001766","485:4850001398","481:4810005517","489:4890001535","485:4850001466","485:4850001088","489:4890001457","485:4850003066","485:4850004172","485:4850004034","485:4850001207"],"twin_admin_codes":[485,485,481,485,481,485,485,485,485,485,485,485,485,481,485,485,481,489,485,485,489,485,485,485,485],"twin_sims":[0.7084776976810417,0.7060043188911288,0.6949784067059935,0.6634679298050438,0.6599315345404582,0.6445579487567,0.632525194399449,0.6230945730831995,0.6031147349471292,0.5789199428823157,0.5703474023372362,0.569748876229557,0.5665600608209642,0.561819560944331,0.5564223634039568,0.545058087052178,0.5359279862244727,0.5100893940529772,0.5024342061624528,0.49732678590947454,0.4968516597869739,0.4956986582957985,0.4945421067041939,0.48844214804257485,0.48404295785009144],"twin_dists":[0.10782503421456979,0.10837073444652982,0.11079359560131712,0.11764575052717233,0.11840952449729848,0.12172095087434176,0.12430491008478485,0.1263268207301067,0.13060593616509775,0.13579072701904615,0.13763137442155868,0.13775999159888566,0.13844549478906681,0.13946543219831947,0.1406280596718128,0.1430817162976494,0.1450594516357431,0.15069574515989442,0.15237887295517702,0.15350570525329024,0.1536106955764746,0.15386559777311398,0.15412145614339706,0.15547383769734588,0.15645231024132716],"n_dims_used":45,"mean_confidence":0.9184828016493055},"coverage":{"mean_confidence":0.9184828016493055,"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}}