{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870004395},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940006844","487:4870004541","487:4870004248","496:4960007530","466:4660008721","466:4660012141","487:4870002537","487:4870004397","490:4900000943","466:4660011187","466:4660011008","494:4940007931","490:4900001836","487:4870006285","490:4900000892","487:4870006134","466:4660008402","466:4660006914","487:4870006890","466:4660004182","487:4870000671","490:4900001865","466:4660010514","496:4960006622","487:4870005277"],"twin_admin_codes":[494,487,487,496,466,466,487,487,490,466,466,494,490,487,490,487,466,466,487,466,487,490,466,496,487],"twin_sims":[0.5038566139028537,0.4793633401618506,0.4232685459645078,0.3875469233690033,0.3599021852751124,0.31720467023763255,0.31654381064690174,0.28491653124558636,0.2759029019597542,0.24522199796832916,0.23993470198554664,0.23916108492648702,0.2379848735850695,0.23737136165653913,0.22970853243960193,0.2276261092198935,0.2261722277512119,0.22494982423713591,0.22270093814577255,0.22242537651845912,0.2195979489450668,0.219112686798554,0.21709917996991446,0.20602876339951157,0.20575463093925275],"twin_dists":[0.15206561619512876,0.15749619743320858,0.1703038799659255,0.17882338358008415,0.1856726471119972,0.19681089697324616,0.19698955556067044,0.20580570491285438,0.2084237716992307,0.2177551244725079,0.2194370396831164,0.21968513946024687,0.22006335408316682,0.2202611142963274,0.22275985014133393,0.2234483566180855,0.22393152534846752,0.22433936433800172,0.22509354362123501,0.225186303612789,0.2261425434126854,0.22630748702088357,0.2269945218516491,0.23085090505485767,0.23094816775583102],"n_dims_used":43,"mean_confidence":0.900500452795694},"coverage":{"mean_confidence":0.900500452795694,"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}}