{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":471,"cluster_id":4710001137},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["471:4710001136","471:4710001170","475:4750012350","468:4680009914","471:4710001109","468:4680009198","471:4710001108","471:4710002152","468:4680007740","471:4710001079","468:4680009912","468:4680008859","476:4760000622","476:4760001021","471:4710001947","471:4710002325","471:4710001077","471:4710003033","475:4750012060","471:4710001181","484:4840006946","471:4710001144","476:4760001897","471:4710001032","500:5000003186"],"twin_admin_codes":[471,471,475,468,471,468,471,471,468,471,468,468,476,476,471,471,471,471,475,471,484,471,476,471,500],"twin_sims":[0.4905912789310886,0.4403774643027647,0.26449350933981297,0.1425354882485753,0.11253405482604302,0.08886826384966698,0.07597485917972677,0.0724650266623155,0.06460237886797664,0.05734330702166444,0.053213960541993545,0.049455055445361586,0.04563302505445727,0.04367658765425116,0.042667114123174026,0.04193168160887568,0.04156191195371597,0.04142542058253872,0.03936109443985537,0.03660539611073616,0.03576833607797957,0.03479997311333444,0.0335934413984916,0.03343315119132735,0.0327180633187742],"twin_dists":[0.1549967994571007,0.1663329737696969,0.2118139865679,0.2563608075356067,0.27146560274716947,0.28575930123697874,0.29486673357503396,0.2975600645393902,0.3040008632999008,0.31054394798578827,0.31457705454634044,0.31848079027757,0.32271254789573184,0.32499481297902016,0.32620618262860807,0.3271039790220245,0.3275604045468265,0.3277297477713783,0.33035012048084295,0.3340355460245501,0.33520161070561866,0.3365798840863518,0.33834357579509433,0.33858193255874974,0.3396573158231293],"n_dims_used":45,"mean_confidence":0.924152119954427},"coverage":{"mean_confidence":0.924152119954427,"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}}