{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700008810},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700008664","470:4700008519","479:4790000224","478:4780003809","470:4700007434","479:4790000081","479:4790000299","499:4990002232","479:4790000051","470:4700008651","479:4790000815","479:4790000424","481:4810002259","470:4700008590","481:4810001739","485:4850001500","479:4790000816","470:4700008267","470:4700003449","470:4700008437","479:4790000225","488:4880000280","470:4700008657","488:4880000541","481:4810002685"],"twin_admin_codes":[470,470,479,478,470,479,479,499,479,470,479,479,481,470,481,485,479,470,470,470,479,488,470,488,481],"twin_sims":[0.7699532847795554,0.7395743250257168,0.7194422021725851,0.5660600779141867,0.5560180482273409,0.5559362688862253,0.5449246919734357,0.5305643936642608,0.5254237899076662,0.5252753907729473,0.5232507907917023,0.5165703505139381,0.4993568602335569,0.4985369177981262,0.49624301204656573,0.4893282907157134,0.48871301930454597,0.48448427395553384,0.483973661913034,0.480327709053485,0.47878280395782374,0.46258606866025537,0.4617731874212349,0.4605595183454335,0.45500328651978234],"twin_dists":[0.09391019962021478,0.10088171571879664,0.10539522080407775,0.13855301773446052,0.14071521911452425,0.14073284967315244,0.1431105678998849,0.14622436335420663,0.14734317801679025,0.14737551153658807,0.14781684115045388,0.14927588412579323,0.1530574318641369,0.153238426500736,0.15374523250430006,0.15527706621836238,0.15541367825386934,0.15635402911872923,0.156467744978703,0.15728081187841497,0.15762592324554484,0.1612665315127076,0.1614503852108217,0.16172510010235164,0.1629860794988339],"n_dims_used":43,"mean_confidence":0.916264112605605},"coverage":{"mean_confidence":0.916264112605605,"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}}