{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002327},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002237","480:4800002139","480:4800002192","480:4800002040","480:4800002145","480:4800001805","480:4800002187","480:4800002086","480:4800001311","480:4800001429","480:4800001305","480:4800002083","480:4800002316","480:4800001750","480:4800001355","480:4800001365","480:4800002079","480:4800001580","480:4800002329","480:4800002027","480:4800002367","480:4800002368","480:4800002224","480:4800002464","480:4800002135"],"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":[0.9525494325928181,0.8754321483479794,0.8707075344558713,0.8086486820289245,0.7981668917085758,0.7884201883103582,0.7819991267038363,0.7675857540979013,0.7669203729982494,0.7394565657998547,0.7334040243497303,0.7304907011522789,0.7148898449945894,0.7135673293942327,0.7104630421802801,0.703223346378962,0.6986438562017762,0.6934210089744669,0.6817305712493088,0.6762560920598398,0.6658741981011688,0.6558638980037012,0.6542850978198554,0.6352859244547874,0.6342057900570013],"twin_dists":[0.04049638778115775,0.06699248611339156,0.068341416316052,0.08464603326918853,0.08720712864647154,0.08955203256180011,0.09107927605717522,0.09446171969931573,0.09461644743166216,0.10090833679621562,0.10227292809954346,0.10292727686540142,0.1064062571840662,0.1066993778596963,0.10738638811899019,0.10898330493114548,0.1099898393500773,0.11113461608629947,0.113685921001112,0.11487593913343007,0.1171255504260366,0.11928701006478834,0.11962731807977994,0.12371253671747715,0.12394433239664432],"n_dims_used":42,"mean_confidence":0.9113540649414062},"coverage":{"mean_confidence":0.9113540649414062,"n_dims_used":42,"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}}