{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000365},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000349","489:4890000435","489:4890000379","489:4890000688","489:4890000749","489:4890000539","489:4890000540","489:4890001509","470:4700004298","489:4890000630","489:4890000389","489:4890001457","472:4720001718","470:4700004642","499:4990001462","472:4720001592","489:4890000649","489:4890001383","489:4890000664","470:4700006178","489:4890000417","489:4890000800","489:4890001582","489:4890000481","489:4890000607"],"twin_admin_codes":[489,489,489,489,489,489,489,489,470,489,489,489,472,470,499,472,489,489,489,470,489,489,489,489,489],"twin_sims":[0.9063656941212206,0.8664110406198496,0.8654200498433093,0.8608553403512683,0.8491015401024185,0.8314935516828152,0.7630269012446929,0.7439805268623888,0.729181879638543,0.7213232644175276,0.7042469965857461,0.6954122124981689,0.6785392270383688,0.664237723789022,0.6489766165745179,0.6469696818241908,0.6443135884069351,0.6427842413261411,0.6361873215602217,0.6246795732146038,0.6235120309505099,0.6223636461617605,0.6148255543145783,0.6105538106555074,0.6095689191747634],"twin_dists":[0.05758946365994836,0.0695515992626151,0.06982859351051544,0.07109458079219445,0.07428468736632071,0.07889952288646997,0.09551948327837192,0.09988359963439213,0.10322074004156757,0.10497649429249803,0.10875794361140304,0.11069855528467462,0.1143799805208194,0.11747937808398586,0.12077050750996217,0.12120231253511601,0.12177348478760171,0.12210221064558645,0.12351906713120633,0.1259871485794091,0.12623736273432026,0.12648344455445096,0.12809821668832705,0.12901301008930682,0.1292239089867736],"n_dims_used":45,"mean_confidence":0.9147781372070313},"coverage":{"mean_confidence":0.9147781372070313,"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}}