{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001893},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001894","490:4900002638","490:4900003729","490:4900003069","490:4900001341","478:4780002382","490:4900002786","496:4960012199","490:4900004998","487:4870013354","487:4870011829","490:4900002476","490:4900001475","478:4780003313","490:4900003474","478:4780006746","478:4780006444","478:4780006596","487:4870011604","487:4870013243","490:4900001720","478:4780001174","490:4900003357","478:4780005544","466:4660000217"],"twin_admin_codes":[490,490,490,490,490,478,490,496,490,487,487,490,490,478,490,478,478,478,487,487,490,478,490,478,466],"twin_sims":[0.538109895256689,0.37279518035431797,0.30256337063721017,0.2988055639019819,0.29194391772107464,0.2703504128824331,0.26781066593894265,0.26600111035259305,0.2641189523065286,0.2602906237376314,0.256540873203366,0.25348325122615417,0.2480886958863673,0.24504090250697544,0.24496471458237778,0.24398588135371754,0.24300467995409353,0.24028825596400263,0.23991559934189863,0.23965038617500362,0.23951413372881225,0.22999149167257146,0.22626620672832698,0.22622101100736858,0.2258843387266068],"twin_dists":[0.14458623690694486,0.1824471809429726,0.20082010605658068,0.2018670874630494,0.2037989823872118,0.2100626056169212,0.2108191405357934,0.21136088619733945,0.21192680707307104,0.21308572386285998,0.21423128567167332,0.21517326055031744,0.21685297987508698,0.21781234222636262,0.21783642221541966,0.21814622319436547,0.21845758000638724,0.21932382762492977,0.2194431596546012,0.21952815953044427,0.21957185172936278,0.22266661469277851,0.22390023113607663,0.22391527985588314,0.2240274437277581],"n_dims_used":45,"mean_confidence":0.9165044148763021},"coverage":{"mean_confidence":0.9165044148763021,"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}}