{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800005642},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800004522","480:4800004185","493:4930004229","480:4800005553","480:4800005641","493:4930004529","493:4930005532","493:4930006260","480:4800004612","493:4930004666","480:4800004521","480:4800005554","480:4800004041","494:4940008428","494:4940001074","493:4930000907","493:4930006463","493:4930005733","494:4940008335","493:4930004525","480:4800003883","480:4800005129","480:4800003878","490:4900001328","480:4800005955"],"twin_admin_codes":[480,480,493,480,480,493,493,493,480,493,480,480,480,494,494,493,493,493,494,493,480,480,480,490,480],"twin_sims":[0.5605155773173813,0.5044795857517024,0.47197730425777074,0.47034235300397476,0.45376439030750465,0.44039312355836524,0.4187374736938817,0.4118848353130959,0.3924015963373938,0.39161105660793416,0.38209756578156934,0.36478693279502145,0.36251190437157876,0.35919718977273735,0.35881612512765876,0.3419818764285829,0.34000432985368473,0.3397700092261006,0.33960574710766883,0.3381749083420307,0.33794804342708346,0.3355449492467728,0.3348499842175337,0.33447003848809215,0.33186596004978847],"twin_dists":[0.13974618491883573,0.1519284946710444,0.15915050707188602,0.15951785342378502,0.16326800479737105,0.16632936788070402,0.17136653009605524,0.17298301719778356,0.17764527319662546,0.17783665072344962,0.18015415299610352,0.18444388969532174,0.18501512726590436,0.1858506877579842,0.18594699683099095,0.19025593190964682,0.19076939140599178,0.19083033743287725,0.19087307492405195,0.19124581951047753,0.19130499750235982,0.19193316936979757,0.19211528786041215,0.192214940988591,0.1928996101255071],"n_dims_used":43,"mean_confidence":0.9170927003372548},"coverage":{"mean_confidence":0.9170927003372548,"n_dims_used":43,"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}}