{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003797},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002837","480:4800003794","480:4800003519","470:4700004933","480:4800003727","470:4700006117","493:4930002901","499:4990002543","480:4800003525","480:4800003474","493:4930003074","466:4660004027","480:4800002969","496:4960000349","493:4930001057","494:4940002844","470:4700004067","466:4660004932","480:4800003975","494:4940003979","480:4800003780","490:4900002643","480:4800003529","490:4900004178","494:4940003631"],"twin_admin_codes":[480,480,480,470,480,470,493,499,480,480,493,466,480,496,493,494,470,466,480,494,480,490,480,490,494],"twin_sims":[0.29306802655309677,0.20707193589601747,0.18823961727314656,0.14368864615602917,0.13232761843174243,0.12589864601256617,0.12132454874667449,0.12012698059784828,0.11228911216367951,0.10913904480840879,0.10553763165623894,0.10477373685471295,0.10089507289274818,0.1003662734214763,0.09517680318858028,0.09362437314696914,0.09326772357031675,0.09157162914055737,0.08731440131756268,0.08655350905486947,0.08650345871744218,0.08648999077634811,0.08638781740225586,0.08626463324747059,0.08584348685480761],"twin_dists":[0.203480665898228,0.2304815919175472,0.23735709847840192,0.25583009333893897,0.2612043278529484,0.2644008590460657,0.26675132764809445,0.2673778480531472,0.27160095895090886,0.2733623537619216,0.27542503628924003,0.27586956177136185,0.27816642388454543,0.27848488476191885,0.2816821063811622,0.2826651626708472,0.2828928201121972,0.2839849794740816,0.2867986204031359,0.28731292204528175,0.28734687791027325,0.28735601769251734,0.2874253927742938,0.28750912092087405,0.2877960945324676],"n_dims_used":43,"mean_confidence":0.9221290765806686},"coverage":{"mean_confidence":0.9221290765806686,"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}}