{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000283},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000343","466:4660011480","466:4660013095","487:4870000234","466:4660012589","466:4660010335","490:4900003838","487:4870001184","466:4660009164","466:4660009504","487:4870001174","490:4900013000","487:4870002029","490:4900013001","496:4960008134","494:4940007784","466:4660011652","466:4660011488","490:4900012257","466:4660012443","487:4870002016","487:4870001993","490:4900012615","490:4900012618","490:4900003470"],"twin_admin_codes":[487,466,466,487,466,466,490,487,466,466,487,490,487,490,496,494,466,466,490,466,487,487,490,490,490],"twin_sims":[0.34475520591839676,0.2779131012953647,0.262415119827085,0.25199708663476883,0.24630474809994643,0.2282719504479958,0.21787906133605878,0.1980682109614371,0.19268816823828763,0.18682177576276923,0.1825391366783234,0.18128574747886358,0.1810824067660297,0.17967485772042519,0.17959416150946728,0.17636677917035504,0.16787216904394853,0.1675432766245582,0.1665218946700217,0.16416269210293533,0.16340371635642495,0.1615311183716153,0.15235709461290117,0.14947310565810584,0.14875497059975518],"twin_dists":[0.18953851368280897,0.2078354439223552,0.21244128517006441,0.21563371730542882,0.2174135921516637,0.22323437974948093,0.22672791033326078,0.23371229257753448,0.2356913950387589,0.23789377445334772,0.23953240654971608,0.24001710262058557,0.24009595930728192,0.24064354051030434,0.24067502585492462,0.24194257410809275,0.24535985538173521,0.24549463550830677,0.245914416593138,0.2468911829605881,0.24720757331797755,0.2479927724873358,0.2519383093447829,0.25321453947982275,0.25353514621147744],"n_dims_used":43,"mean_confidence":0.9067013762718024},"coverage":{"mean_confidence":0.9067013762718024,"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}}