{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012186},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011448","490:4900011445","490:4900011009","490:4900011587","490:4900010755","490:4900010931","490:4900010998","490:4900010496","490:4900011234","490:4900012185","490:4900011776","490:4900010770","490:4900011769","490:4900010760","490:4900011085","490:4900011704","490:4900010674","490:4900011245","490:4900011702","490:4900010509","490:4900011319","490:4900011162","490:4900011455","490:4900011004","490:4900011385"],"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":[0.48661308855750823,0.37270137180932406,0.21503126449332868,0.18476274925787925,0.1761657654120641,0.17225063491101458,0.16954367706572904,0.15779583696048502,0.15622327636523148,0.15598090774506196,0.15587556208408967,0.1426679548624053,0.13757192776957086,0.1371908056117154,0.1319178978772669,0.1298376520624431,0.12661352212848095,0.11904643500822557,0.11310113115628803,0.10962565714968181,0.10580333616958287,0.10320177938430554,0.10091519685274067,0.09927372816985969,0.09379567865269071],"twin_dists":[0.15588032980764632,0.18247044629371623,0.22770459780344027,0.23867826531279218,0.24202206560345313,0.2435833789411257,0.24467779192660236,0.24957897825028963,0.25025496296624916,0.2503595895324066,0.2504051025775655,0.25629968103436596,0.25868235853421684,0.2588631865671576,0.2614045035787868,0.2624281336409113,0.2640393980631189,0.2679472555987712,0.2711531038197399,0.2730877137648161,0.27527100420282774,0.27679231384205893,0.27815433036794085,0.2791470345786994,0.28255605768083575],"n_dims_used":45,"mean_confidence":0.8917455037434896},"coverage":{"mean_confidence":0.8917455037434896,"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}}