{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003313},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001758","489:4890003314","489:4890001917","489:4890003083","489:4890003164","489:4890002001","489:4890001726","489:4890002664","489:4890003259","489:4890002023","489:4890002171","489:4890001665","489:4890002102","489:4890003427","489:4890001919","489:4890002104","489:4890003079","489:4890001680","489:4890002004","489:4890001994","489:4890001672","489:4890003005","489:4890001914","489:4890003441","489:4890002088"],"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":[0.8436308297899402,0.7480053549826028,0.6659953526012884,0.6258206209916309,0.6163201635439994,0.5768721094101186,0.5555517235165712,0.553768570865665,0.5483347153723246,0.548255700763443,0.5417449803175689,0.5400118082203138,0.5363097565901896,0.5280783619562877,0.5255805595327702,0.5240573836121717,0.5116516322580861,0.5098023681156472,0.509230515802019,0.5086368371803669,0.5023320719426473,0.5005323546733942,0.4995612634565945,0.4958330617851445,0.4807863435530366],"twin_dists":[0.07573816116593422,0.09896830353788244,0.1170993473373585,0.1257425841141247,0.12777810908343146,0.1362301884583355,0.14081575780478647,0.141200319262919,0.14237340835890672,0.14239048041063526,0.1437986726873364,0.14417405063975738,0.14497662561383082,0.1467651346881368,0.14730902292916834,0.1476409709937266,0.15035307403026663,0.1507587324633207,0.1508842516696011,0.15101460030726607,0.15240137526456068,0.1527980973959102,0.15301232474215537,0.15383587549851618,0.15717842715757435],"n_dims_used":45,"mean_confidence":0.9140937805175782},"coverage":{"mean_confidence":0.9140937805175782,"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}}