{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013114},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012585","490:4900012728","490:4900012515","497:4970001285","497:4970000780","490:4900012512","497:4970001284","490:4900013223","497:4970001531","490:4900012444","497:4970001688","490:4900012726","497:4970001529","497:4970001105","497:4970001450","497:4970001943","497:4970001016","497:4970000930","490:4900012521","490:4900012596","490:4900012595","497:4970001532","497:4970001689","497:4970001944","497:4970001370"],"twin_admin_codes":[490,490,490,497,497,490,497,490,497,490,497,490,497,497,497,497,497,497,490,490,490,497,497,497,497],"twin_sims":[0.301459761171105,0.20899039010125464,0.14957488413291697,0.14681838008030368,0.1349666766006468,0.1251144204416148,0.11980418835787827,0.11976471703324934,0.10470075533109943,0.1018386831196626,0.09527272610458742,0.09195484996160953,0.08277067457157271,0.07569238041213659,0.06688879432891973,0.06290938212330763,0.06180264034721394,0.05805448561784519,0.054926283416394314,0.054871176187028546,0.05479335653683855,0.04811610681724412,0.04646204682811639,0.039930236551481056,0.03922165968212901],"twin_dists":[0.20112679726441904,0.22980570379068468,0.25316919305985675,0.25440545525407376,0.2599260222204753,0.26479918068329755,0.2675475360621813,0.26756830963175515,0.2759121630042911,0.2776013776175055,0.2816217799766662,0.283736824431351,0.2899246246939392,0.2950797384802247,0.30206493069511164,0.30547075588026273,0.30644925943413676,0.30987373909072424,0.3128742599493793,0.31292837108144217,0.31300486075874384,0.31993115217197715,0.32177014263239895,0.3296163025584851,0.33053126634365293],"n_dims_used":45,"mean_confidence":0.9121898227267795},"coverage":{"mean_confidence":0.9121898227267795,"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}}