{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003025},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002358","489:4890002111","489:4890002437","489:4890002691","489:4890002201","489:4890002690","489:4890003101","489:4890003107","489:4890003024","489:4890002446","489:4890002362","489:4890002681","489:4890003023","489:4890002532","489:4890003184","489:4890002686","489:4890002198","489:4890003019","489:4890002506","489:4890003265","489:4890002956","489:4890001794","489:4890002764","489:4890002779","489:4890002367"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.654021630023129,0.5937125669966759,0.5755488236601255,0.5190978698984402,0.5145175100750718,0.5123556960080853,0.5090305036145429,0.5068569563853542,0.4953879179479243,0.471596044923442,0.47024256212813154,0.46935889817524107,0.4679426389259407,0.46510040581680306,0.4644286596238053,0.4609500778759576,0.45316763807309085,0.4285054099502145,0.424097514528969,0.4228556734648661,0.4223223977205247,0.4223140032223887,0.4176059466468145,0.4161763673361954,0.4147836747767185],"twin_dists":[0.11968409374683801,0.13261959146784325,0.1365142382577201,0.14872333962880618,0.14972514138168092,0.1501987273345192,0.15092816212401283,0.15140563107492963,0.15393432443427785,0.1592361315017499,0.15954028866164388,0.15973902646471325,0.1600578110252732,0.1606985656395643,0.1608502019292633,0.16163666871964621,0.16340390348764972,0.16908161089689466,0.1701099845333607,0.17040050993016723,0.17052537799209447,0.17052734411700787,0.17163266090109588,0.17196933368373765,0.17229779758311878],"n_dims_used":45,"mean_confidence":0.9196723090277777},"coverage":{"mean_confidence":0.9196723090277777,"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}}