{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004961},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890005001","489:4890004958","489:4890005004","489:4890005047","489:4890004956","489:4890004868","489:4890005138","477:4770002686","489:4890004957","489:4890005012","477:4770002414","489:4890004869","477:4770002549","477:4770002408","477:4770002554","489:4890004916","477:4770002343","489:4890004965","477:4770002274","477:4770002411","489:4890004910","489:4890004826","477:4770003152","477:4770002413","489:4890004967"],"twin_admin_codes":[489,489,489,489,489,489,489,477,489,489,477,489,477,477,477,489,477,489,477,477,489,489,477,477,489],"twin_sims":[0.873749193794399,0.7713033466570042,0.6529085230017874,0.6358916760875085,0.6299490796369193,0.6194593107096746,0.6019006522888182,0.5835269692274493,0.5661765760681619,0.5384501985810237,0.529392374737575,0.5260891421360135,0.5051528332168702,0.5014979680115372,0.47148867273517175,0.4582330691509144,0.44935633471814795,0.44864777233085673,0.4455628905125338,0.4451909236910254,0.43947534801872334,0.4366657744716253,0.41886259655826896,0.41830520783338415,0.4031702875246405],"twin_dists":[0.06747524169463055,0.0935950090804453,0.11992391683971242,0.12358252555742764,0.12485745617343626,0.12710569457274964,0.13086591533429462,0.13480253681599547,0.13852796340398044,0.144512465261487,0.14647923778426772,0.14719823464045745,0.15178035828813635,0.15258519284724517,0.1592602496677624,0.16225241474601484,0.1642734216265626,0.16443537731859462,0.16514161552148743,0.16522689716742262,0.16654079062280197,0.16718909717402983,0.17133712050883695,0.17146816111839458,0.17505580297644072],"n_dims_used":45,"mean_confidence":0.9206837972005208},"coverage":{"mean_confidence":0.9206837972005208,"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}}