{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012252},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012440","490:4900012448","490:4900012368","490:4900012725","490:4900012594","490:4900012442","490:4900012443","490:4900012249","490:4900012456","490:4900012921","490:4900000641","490:4900012370","490:4900012670","490:4900012671","490:4900012926","490:4900012251","490:4900012447","490:4900013185","497:4970001690","490:4900012234","494:4940008259","490:4900012662","490:4900012512","497:4970001451","490:4900012669"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,497,490,494,490,490,497,490],"twin_sims":[0.37037894745303696,0.3177372002354017,0.280811027217493,0.2758336272628256,0.2704941406731259,0.1628497716364077,0.15962795295345925,0.15800078583819377,0.13372364210214827,0.1307995084820404,0.12905707695934707,0.12091054349311228,0.12075325241235615,0.09883254266357405,0.09477416828660615,0.08728220288782534,0.08643949989701255,0.08581179294135072,0.07801092357044853,0.06880293883414623,0.0685099388498796,0.06748839444749555,0.06590810205785883,0.0649209943779809,0.06406187212522808],"twin_dists":[0.18304735405892217,0.1966670842001276,0.2069918487050771,0.2084440930308934,0.21001992395095204,0.2474391656705366,0.24879758728295281,0.24949124097308592,0.2605257600524112,0.2619533057116924,0.2628154267319363,0.266967382722908,0.26704961553980544,0.279416038861372,0.2819358489974028,0.28682031157980936,0.28739029252777587,0.28781773642167896,0.2933500097941229,0.3004852671653377,0.30072473019739954,0.301566189659356,0.3028885725540706,0.3037277658590138,0.30446668105747327],"n_dims_used":45,"mean_confidence":0.9133945888943142},"coverage":{"mean_confidence":0.9133945888943142,"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}}