{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730000554},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["473:4730000577","473:4730000555","473:4730000553","473:4730000576","473:4730001454","473:4730000635","473:4730000490","473:4730000486","473:4730001806","473:4730000800","473:4730001246","473:4730001248","473:4730001722","473:4730000717","473:4730001807","473:4730001178","473:4730001443","473:4730001455","473:4730001968","473:4730001442","473:4730000571","473:4730000493","473:4730000719","473:4730001351","473:4730000494"],"twin_admin_codes":[473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473],"twin_sims":[0.8579688657406437,0.8534149729603869,0.8375481648238701,0.8014636074075884,0.7202516874592506,0.7070588370921218,0.7009364889676418,0.6894679099970626,0.688809372057383,0.6846819632441055,0.6775466216909538,0.6741674394823927,0.6644017751918986,0.6635371331329273,0.6634405288940125,0.6626200702730178,0.6619380892779079,0.6604862040156266,0.658642825935767,0.6539646125786948,0.6523822075727881,0.6509597643823649,0.6480057354975336,0.6417696290294442,0.6389021395958951],"twin_dists":[0.07188701684673672,0.0731250716681822,0.07733292491855265,0.08640621254714927,0.10521509875444916,0.10813818008515239,0.10948627210296102,0.11199897537310907,0.11214279862846313,0.11304316494171772,0.11459565954305233,0.11532924270811824,0.11744391680529971,0.11763079562943869,0.11765167179293838,0.11782894613563887,0.11797626405115752,0.1182897860471716,0.1186876440715267,0.1196963801152422,0.12003728876438918,0.1203436151744966,0.12097942431436523,0.12232023975443,0.12293619900486782],"n_dims_used":44,"mean_confidence":0.9116861169988458},"coverage":{"mean_confidence":0.9116861169988458,"n_dims_used":44,"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}}