{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004141},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002747","490:4900002748","490:4900003308","490:4900001551","490:4900003983","490:4900001678","490:4900001972","490:4900004539","490:4900003981","490:4900002729","490:4900004121","490:4900006387","490:4900003840","490:4900004950","490:4900001835","490:4900004961","490:4900006268","490:4900002592","490:4900004260","490:4900003697","490:4900001017","490:4900001547","490:4900001018","490:4900007239","490:4900003299"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.7066163614513365,0.6934035503988286,0.6713455845246094,0.5867524445996988,0.5784537653668228,0.5297234212552661,0.5084846442244427,0.49839047122091673,0.44959989531617517,0.44030265284302655,0.41789641532606553,0.39796378077625316,0.38012022949935,0.37975168907961687,0.3757459802215841,0.36753035813538576,0.3607598385460724,0.3578029552790477,0.3224513582379434,0.31462162672259236,0.31223434584657395,0.30408262743636183,0.2997753908924772,0.29614154050721275,0.292201976125808],"twin_dists":[0.10823577842612052,0.1111384373600656,0.11594107894822987,0.13411102398220046,0.13589075589269636,0.14640723422522692,0.15104802230639156,0.15327076202348747,0.16421777325674544,0.16635020144921636,0.17156431446436146,0.17630377038029246,0.18063927557739598,0.18072982828273837,0.18171682092720198,0.18375742495061165,0.18545629398454827,0.18620331740827545,0.19539986563776038,0.19751040690804808,0.1981598067470516,0.200398969569479,0.20159614600060283,0.2026140039420748,0.2037258431676872],"n_dims_used":45,"mean_confidence":0.9102610270182292},"coverage":{"mean_confidence":0.9102610270182292,"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}}