{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990003407},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990003624","467:4670001252","485:4850004136","472:4720003871","485:4850003119","467:4670002667","500:5000002368","472:4720003579","472:4720003789","499:4990003596","466:4660000501","481:4810000114","485:4850004011","499:4990003475","472:4720004315","466:4660014218","472:4720003930","499:4990001000","488:4880000157","475:4750006712","468:4680000858","499:4990001882","499:4990000687","467:4670000575","499:4990001768"],"twin_admin_codes":[499,467,485,472,485,467,500,472,472,499,466,481,485,499,472,466,472,499,488,475,468,499,499,467,499],"twin_sims":[0.3839973160028526,0.37893118551364535,0.347579773493023,0.30008503853159024,0.29466540811753666,0.2671782931834306,0.2640855297907504,0.2533408686639381,0.24534339866862692,0.23615299020435906,0.23504687850907546,0.2337702624517666,0.23332669207012802,0.2319010015217433,0.23028690396996437,0.2252936120843139,0.22451004831379429,0.21337010469648351,0.21034264960674184,0.20517505736688155,0.20017279026275403,0.1951727189097317,0.19288136584663035,0.1927245150486728,0.19208960426472274],"twin_dists":[0.17968920002008731,0.18093158400949258,0.18881098079543734,0.20150974751434744,0.20302957347326228,0.21100820133577766,0.21193687913826775,0.21521730026392713,0.2177167827314185,0.22065483679033215,0.2210134333383544,0.22142868283704073,0.22157331258703072,0.22203939720899815,0.2225693566605991,0.22422451550185418,0.22448645006092843,0.22827834664704158,0.22933182490629214,0.2311540936370355,0.23294822813558894,0.2347727261959305,0.23561966532074052,0.23567789650174353,0.2359139462265535],"n_dims_used":45,"mean_confidence":0.9363620334201389},"coverage":{"mean_confidence":0.9363620334201389,"n_dims_used":45,"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}}