{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800006274},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800006288","480:4800005980","480:4800006318","480:4800006410","480:4800006066","480:4800006115","480:4800006317","480:4800006142","480:4800006114","480:4800006243","480:4800005860","480:4800005981","480:4800005979","480:4800006143","480:4800006261","492:4920002267","492:4920002212","480:4800006091","492:4920002689","480:4800005982","480:4800006275","480:4800006026","492:4920002381","480:4800005983","480:4800006404"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,492,492,480,492,480,480,480,492,480,480],"twin_sims":[0.9390641650249492,0.8373161640392643,0.8155627006929647,0.7793819651789101,0.6229257421127975,0.6049456127151716,0.5767296227131122,0.5597658865834724,0.5587773301378938,0.5555751899746644,0.5418509095234659,0.5013500703007094,0.4747351762137114,0.4481923259927354,0.428943432271532,0.39573489620535196,0.3951368260239225,0.37147752516581667,0.3667898434677442,0.3533250927602204,0.34673890338828106,0.344824692332176,0.344661716439948,0.3238961722735093,0.2997844945874859],"twin_dists":[0.04605381870582749,0.07739332722202069,0.08293215164462311,0.09169801502026784,0.12636299892836092,0.1302138891624248,0.13626077103037126,0.13990763638124543,0.14012057513780452,0.1408106981823367,0.14377573731393722,0.15261779492122862,0.15853181884117645,0.16453952920629342,0.16897965782202162,0.1768402939873484,0.17698449410459535,0.18277423653832522,0.1839424636305896,0.1873406686919182,0.1890272387417789,0.18952057807608563,0.1895626479084458,0.1950135613579773,0.20159360512542132],"n_dims_used":42,"mean_confidence":0.9124678657168434},"coverage":{"mean_confidence":0.9124678657168434,"n_dims_used":42,"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}}