{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003164},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001672","489:4890001838","489:4890001758","489:4890001664","489:4890002171","489:4890001749","489:4890002413","489:4890001680","489:4890003314","489:4890001917","489:4890003313","489:4890002999","489:4890003083","489:4890001848","489:4890002001","489:4890003079","489:4890001919","489:4890002023","489:4890003578","489:4890002102","489:4890003600","489:4890002079","489:4890001831","489:4890002573","489:4890003326"],"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":[0.7624619144284881,0.7429197961659455,0.6625190269586531,0.6603621685499181,0.6587332394467939,0.6540889271137899,0.6419120578218566,0.630416639778877,0.6283410296260787,0.6168091267650307,0.6163201635439994,0.6047870421573822,0.604635657427146,0.603914746463374,0.5998836697251325,0.5996567591789699,0.5800232964602157,0.5740502565672762,0.564760939018927,0.5595137411003646,0.5564337923034747,0.5529807905995966,0.5469388952731573,0.5413540203626251,0.5382426919783206],"twin_dists":[0.09565019603621669,0.10012424860093704,0.11785077502221808,0.11831656380473844,0.11866813523186591,0.11966959203058361,0.12228963603971711,0.12475718443403876,0.1252022686244327,0.12767338010978993,0.12777810908343146,0.13024784362887856,0.13028025945276367,0.13043462798206176,0.13129784302432376,0.13134643667569554,0.1355540048334607,0.13683598805044658,0.1388324559984654,0.1399619444785064,0.14062559604518457,0.14137027530507565,0.1426750532963307,0.14388332895775627,0.14455744789438998],"n_dims_used":45,"mean_confidence":0.9149249606662326},"coverage":{"mean_confidence":0.9149249606662326,"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}}