{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880001585},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880002446","481:4810000735","488:4880002327","488:4880002248","488:4880001759","481:4810000392","488:4880001853","481:4810000384","488:4880001680","488:4880002322","481:4810000548","488:4880001675","488:4880001654","488:4880002359","488:4880001590","488:4880001320","488:4880002391","488:4880004132","488:4880002447","488:4880001751","481:4810000805","488:4880002390","488:4880002386","481:4810000626","481:4810000748"],"twin_admin_codes":[488,481,488,488,488,481,488,481,488,488,481,488,488,488,488,488,488,488,488,488,481,488,488,481,481],"twin_sims":[0.8979606087186426,0.8439332967610467,0.7899527235410545,0.7662805733260972,0.7586219890824477,0.751918136562741,0.7426815704052714,0.7217288814853998,0.6797990365928869,0.6763806293617897,0.6705127398854923,0.6618118444515753,0.6527531301230978,0.6524831639525317,0.6517521822770618,0.6513664713513098,0.6400916614646038,0.6371299242772898,0.6345306236447323,0.6313799403325878,0.6309060050113552,0.6302882458372295,0.62452769193352,0.6209780418300557,0.6201282734789106],"twin_dists":[0.06025646535054265,0.07565828638574186,0.08918551661973305,0.09476511455879578,0.0965364435372737,0.0980750734882483,0.10017826277317624,0.10488612793098988,0.1141061101788796,0.11484889842839087,0.11612153019972085,0.1180035312485879,0.11995739115792989,0.12001554328867005,0.12017297999705152,0.12025604130911355,0.12268072099826688,0.1233167224937859,0.12387462759635602,0.12455057771955337,0.1246522297606587,0.12478472008168419,0.12601969963623672,0.1267803263250962,0.12696238263928397],"n_dims_used":45,"mean_confidence":0.9256323072645399},"coverage":{"mean_confidence":0.9256323072645399,"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}}