{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000667},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001193","489:4890000605","489:4890000722","489:4890001258","489:4890000551","489:4890000505","489:4890000665","489:4890000830","489:4890000427","489:4890000556","489:4890000606","489:4890001382","489:4890001063","481:4810005501","489:4890000392","489:4890000666","481:4810006156","489:4890001198","489:4890000778","489:4890000463","489:4890000552","489:4890000319","489:4890000837","485:4850001603","489:4890001135"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,481,489,489,481,489,489,489,489,489,489,485,489],"twin_sims":[0.8863780518313936,0.8279048791393369,0.8170772080627692,0.785602089432875,0.7822211559540365,0.7691479027991639,0.7341300646498519,0.7237282619741662,0.7231769210253548,0.7082309440749484,0.6977404115475228,0.6906790389067627,0.6879324327479747,0.6857566372131348,0.6776483854493771,0.6651303076609334,0.6618795776816278,0.6593767847642409,0.6498861359170871,0.6426036177588949,0.6354571229739462,0.6345152433633335,0.6266915114102117,0.6249681251902941,0.6102157455455369],"twin_dists":[0.06378721003812242,0.07981883789007928,0.08255394663748597,0.0902239591193361,0.09102668694984105,0.0940979866957295,0.1021096091935406,0.10444029294827492,0.10456330116629707,0.1078795134936177,0.11018809727302951,0.11173434348753414,0.11233424751352396,0.11280890348095975,0.11457355188393721,0.11728641388637326,0.11798890191179999,0.11852925984728103,0.12057475034735159,0.12214102794863302,0.12367579404533809,0.12387792807177718,0.12555590340150954,0.12592530501508398,0.12908540183070863],"n_dims_used":45,"mean_confidence":0.9195867750379775},"coverage":{"mean_confidence":0.9195867750379775,"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}}