{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011383},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010997","490:4900012118","490:4900011167","490:4900011777","490:4900011843","490:4900010847","490:4900011450","490:4900011644","490:4900011011","490:4900011232","490:4900010426","490:4900011384","490:4900011772","490:4900011096","490:4900011391","490:4900011452","490:4900011973","490:4900011249","490:4900010669","490:4900011573","490:4900011175","490:4900012117","490:4900010776","490:4900009847","490:4900012168"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.2748880984189923,0.18581151796561682,0.16961867729525948,0.14640911983249294,0.14468701426202352,0.12990778292977465,0.1297924097906156,0.1272209730529843,0.12211376552604841,0.11558566058717097,0.11201174591660949,0.10950246483893834,0.10615855594262119,0.09501558633891395,0.08735494580685657,0.08349646781673302,0.08146314044551763,0.08057679389185798,0.08047508281269784,0.07877787580790624,0.07577243142605122,0.07485256919570132,0.07369374664515951,0.07320388459342007,0.07297800006861466],"twin_dists":[0.2087217713160331,0.23827791993362574,0.24464730138391547,0.25459046241208066,0.2553731652024465,0.2623934234250022,0.26245053313421546,0.2637334681025869,0.26634101572393337,0.26979800858770087,0.2717545077907221,0.2731571531465231,0.2750655480857141,0.28178360440591704,0.286771315763497,0.28941625136285126,0.2908495358655708,0.29148329209837387,0.2915563743822792,0.2927869359747973,0.2950193105252958,0.29571681224031304,0.29660542696963965,0.2969844641403118,0.29715993659139334],"n_dims_used":45,"mean_confidence":0.8921822441948785},"coverage":{"mean_confidence":0.8921822441948785,"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}}