{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003196},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002798","480:4800003499","480:4800003384","480:4800003111","480:4800003197","480:4800003242","480:4800003560","480:4800003281","480:4800003439","480:4800003438","480:4800003331","480:4800003060","480:4800003756","480:4800002853","480:4800003241","480:4800003334","480:4800003280","480:4800003195","480:4800002661","480:4800002806","480:4800002606","480:4800003618","480:4800003761","480:4800002656","480:4800002849"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.7817067393545569,0.7623513076316732,0.6407895923378288,0.5699803308391693,0.527667954262749,0.4923399742142427,0.4586446492553708,0.4434473294493872,0.428691581032452,0.37421849281917446,0.3246926901781828,0.2842372695702648,0.25019641737052006,0.2329802166259342,0.2243689744292202,0.21842776864122296,0.21733362840925619,0.21663733321047773,0.21429498804433797,0.20914010818009088,0.18963508733104328,0.18770200111562158,0.18536089466674685,0.17881989380436614,0.17760957581411604],"twin_dists":[0.0911485064205381,0.09567577594091561,0.12253079726070595,0.13771025258711606,0.14685446083239437,0.15460910472296888,0.16215905611709241,0.16562701912314967,0.16903827292687265,0.18209454005109119,0.19480100412139356,0.20600123864792208,0.21619394161479114,0.2216864093315971,0.22453367367354182,0.2265407124270582,0.22691430532974696,0.22715271333194467,0.22795852995116617,0.22975313487991056,0.23683164881781205,0.2375602601800561,0.23844974063935975,0.240977633927292,0.24145253240865244],"n_dims_used":43,"mean_confidence":0.913704184598701},"coverage":{"mean_confidence":0.913704184598701,"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}}