{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000481},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000427","477:4770000645","477:4770000693","477:4770000734","477:4770000380","477:4770000793","477:4770000535","477:4770000479","477:4770000638","477:4770000643","477:4770000744","477:4770000749","477:4770000807","477:4770000690","477:4770000853","477:4770000530","477:4770000588","477:4770000426","477:4770000589","477:4770000593","477:4770001464","477:4770000808","477:4770000696","477:4770000636","477:4770000748"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477],"twin_sims":[0.8464639490620224,0.8330363779078334,0.8329003914816349,0.8238452720415378,0.822377019654794,0.8142476127576469,0.7978934712335524,0.7954159705440699,0.7760186742033502,0.7708894263703975,0.7686621580769616,0.7600151673241292,0.7591008232380079,0.754417373266838,0.7528027342184125,0.752552177169146,0.7456163821845201,0.7444547026340881,0.7443948978035707,0.7319772347759989,0.7283019557035505,0.7152183688096616,0.7099810176811605,0.7091026513458549,0.70638862621927],"twin_dists":[0.07498779396232245,0.07850221820733679,0.0785372882108703,0.08085091956706168,0.08122220595596445,0.08325973038130258,0.08727337203050253,0.08787236553831074,0.09249009482085517,0.09369169846314807,0.09421115939560776,0.09621532743028155,0.09642613039036578,0.09750270693793196,0.09787265165813688,0.09793000474930919,0.09951200588136228,0.09977594641106637,0.09978952665944517,0.10259358909064463,0.1034178632063863,0.10633340254893985,0.10749293924447663,0.10768701603714849,0.10828600026729894],"n_dims_used":45,"mean_confidence":0.9208285013834635},"coverage":{"mean_confidence":0.9208285013834635,"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}}