{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980001754},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["468:4680008801","498:4980001083","484:4840003688","484:4840002705","479:4790002313","496:4960005065","484:4840005976","487:4870007532","478:4780003391","471:4710001672","484:4840006714","488:4880006093","498:4980001084","472:4720003021","500:5000004086","472:4720001942","472:4720002865","473:4730008008","476:4760001625","478:4780004835","498:4980001928","472:4720000734","481:4810000128","469:4690002167","499:4990001494"],"twin_admin_codes":[468,498,484,484,479,496,484,487,478,471,484,488,498,472,500,472,472,473,476,478,498,472,481,469,499],"twin_sims":[0.021099363366684568,0.020409134914020167,0.019397458357638134,0.010360293356259332,0.007016229785157798,0.005881934805708883,0.005421214877861241,0.00467594373503341,0.004021109484260545,0.00397365671419204,0.003912378288352898,0.0032999301772302656,0.0030178255816424118,0.0029905401293329067,0.0027044519872392917,0.0026425716029020055,0.0025519954429624155,0.002542722618912998,0.002538561352472475,0.0024039246385939863,0.0023127332569446253,0.0022924860201887706,0.0022034128572818792,0.0021852256850273194,0.001921584157435757],"twin_dists":[0.360785267255315,0.36233691049086264,0.3646959426085693,0.3926324949050142,0.40903368327474765,0.4162419379659273,0.41953421153012443,0.4254385417646955,0.43137874685543276,0.43184267036230706,0.43244927378953074,0.43903931525978457,0.4424592850968227,0.44280539364924104,0.446619308120455,0.4474926334978867,0.4488053285338954,0.4489421158566172,0.4490036490893176,0.4510461706446129,0.45249006576592576,0.45281773047522966,0.45429151930403255,0.45459915299108017,0.45934479542776835],"n_dims_used":45,"mean_confidence":0.9146152072482638},"coverage":{"mean_confidence":0.9146152072482638,"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}}