{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002955},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002900","480:4800002652","480:4800003203","480:4800002806","480:4800003249","480:4800003348","480:4800002617","480:4800003392","480:4800003341","480:4800003240","480:4800002600","480:4800002604","480:4800003030","480:4800002608","480:4800002901","480:4800003116","480:4800003331","480:4800003452","480:4800003439","480:4800002661","480:4800003165","480:4800003296","480:4800003241","480:4800003512","480:4800003250"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.5051723856880177,0.4782778311503468,0.46871314293624006,0.39278449518727965,0.3584603624405491,0.3559041768030861,0.35571396628773033,0.2844203832652777,0.2569865714252117,0.2523130737878968,0.24907832278371123,0.24886359801924127,0.2424673728842464,0.228311227582572,0.22786060248604031,0.2230243194971164,0.2174689579404576,0.2128815840247642,0.21059517209828654,0.20816730276928927,0.2069389172551031,0.1972148640273653,0.1848247443729014,0.1818802083643183,0.18043718514360185],"twin_dists":[0.15177605689905582,0.15773880484238015,0.15988433829706533,0.1775526438135678,0.18603695846045118,0.18668469353856534,0.18673298833340324,0.2059484994639619,0.21409457237944304,0.21553567093326026,0.21654310065239907,0.21661026974127062,0.21862842382974762,0.22322137957608465,0.22337061908089043,0.22498478407537484,0.22686802882263776,0.2284476513309604,0.22924356181964511,0.2300951645375179,0.23052861357561127,0.2340236971488713,0.2386545555835817,0.23978692540293456,0.24034659548096673],"n_dims_used":43,"mean_confidence":0.9134210985760356},"coverage":{"mean_confidence":0.9134210985760356,"n_dims_used":43,"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}}