{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001017},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990003398","500:5000001504","499:4990000926","500:5000002940","485:4850006598","477:4770000520","485:4850002369","500:5000010629","477:4770001299","477:4770003996","500:5000001503","477:4770001440","499:4990003721","485:4850000690","485:4850001881","499:4990002813","499:4990003339","485:4850006600","499:4990002477","477:4770001360","500:5000009935","499:4990000465","479:4790000971","484:4840000445","499:4990001867"],"twin_admin_codes":[499,500,499,500,485,477,485,500,477,477,500,477,499,485,485,499,499,485,499,477,500,499,479,484,499],"twin_sims":[0.3560751819135587,0.28666786794802024,0.23450546492727917,0.22715042142477374,0.19519586787488194,0.1946488737268136,0.17773799071339771,0.16118403142432164,0.1580712384727334,0.15762920061690391,0.15658978355210645,0.14769140798375913,0.1426805906544264,0.13804566560029682,0.13750476556201588,0.13638153523479113,0.13568865301093871,0.13270428653586577,0.1301183454224301,0.13004876149305636,0.12647417253898421,0.12561418211221567,0.12466897842626899,0.12374993539788275,0.12291653146343079],"twin_dists":[0.18664128639931132,0.20530285102780318,0.22118935994597483,0.22360621631505948,0.2347642051158754,0.23496574022770494,0.2414020368214567,0.2481390338815706,0.2494610998239115,0.2496503754494157,0.25009697285074317,0.2540120711255446,0.25629385247309067,0.25845810942942765,0.2587141972341775,0.2592484050341168,0.2595795847181741,0.26102071166255786,0.26228929362285314,0.26232369099145625,0.2641097353835909,0.26454512490456367,0.26502627325721007,0.26549676997614025,0.26592572803643316],"n_dims_used":45,"mean_confidence":0.9217319064670139},"coverage":{"mean_confidence":0.9217319064670139,"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}}