{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":492,"cluster_id":4920006552},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["492:4920006105","492:4920004312","495:4950000353","495:4950000253","492:4920004141","492:4920006955","491:4910003607","492:4920006940","492:4920003041","492:4920004189","492:4920004187","495:4950000450","492:4920006672","492:4920005921","492:4920004195","492:4920004188","495:4950000404","492:4920007039","492:4920004199","491:4910002370","492:4920006810","492:4920004364","495:4950000358","492:4920006157","495:4950001231"],"twin_admin_codes":[492,492,495,495,492,492,491,492,492,492,492,495,492,492,492,492,495,492,492,491,492,492,495,492,495],"twin_sims":[0.1384855815314513,0.09723143508808355,0.0906286658489621,0.08366758945105168,0.06670188330449513,0.05349827500207093,0.050865527113206264,0.04623169499505989,0.04563330725059327,0.04536649698830441,0.03817595547430435,0.03557671445102599,0.03171211271873658,0.03085641996144121,0.030314170097761745,0.030038832805538578,0.027533172885395408,0.025421280636206744,0.024322145853318173,0.023921443134659045,0.023622655978798663,0.023172515503256077,0.022844120001982226,0.02244391207417055,0.021579262874028258],"twin_dists":[0.258250384831765,0.2804002641034481,0.28459911266153054,0.2892969057400919,0.3022211462025872,0.314291207463698,0.31698793936072867,0.32203057705042165,0.32271222467253746,0.3230185758103197,0.3319074287662993,0.335471806327923,0.34120460421400567,0.3425541689944921,0.34342606410041987,0.3438739119789497,0.34812001574045504,0.35196554604479074,0.35407739336922894,0.35486786747369214,0.3554647885615351,0.35637655770835447,0.35705146982712854,0.35788544573447284,0.3597322844092594],"n_dims_used":45,"mean_confidence":0.8987318250868056},"coverage":{"mean_confidence":0.8987318250868056,"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}}