{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004676},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004955","490:4900007369","490:4900006273","490:4900004954","490:4900005772","490:4900005762","490:4900005242","490:4900006395","490:4900004820","494:4940007046","490:4900005761","490:4900004272","470:4700004498","490:4900004819","490:4900001405","490:4900004831","490:4900003563","490:4900004271","470:4700004327","490:4900003030","490:4900004277","490:4900003856","490:4900001978","490:4900006272","490:4900004964"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,494,490,490,470,490,490,490,490,490,470,490,490,490,490,490,490],"twin_sims":[0.7282070999733525,0.6395964779857009,0.5268750040733564,0.5216572266069534,0.45597582068266324,0.40951346839176506,0.4036387488256218,0.4031708217844262,0.38032370074086935,0.32448644356159145,0.3216054285264707,0.31036694777744167,0.3053583952420098,0.3004116257808104,0.29959539315204875,0.2885576568275234,0.285884494801654,0.2840271105690711,0.26150987027286154,0.25800969755998493,0.24789828362029354,0.23943310689475952,0.23623684616829313,0.2358542982000407,0.22784246113401962],"twin_dists":[0.10343910483990985,0.12278708022584785,0.14702709115092652,0.1481644855254873,0.16276496435805662,0.17354511947238493,0.17494387386515656,0.17505567529287033,0.18058929958427786,0.19485601485989734,0.19562649282976632,0.19866976173948034,0.20004626983131524,0.20141867895966403,0.20164639331321974,0.20476230644846616,0.20552754884379912,0.20606179247715295,0.212715479347457,0.21378130473010876,0.21691269401339813,0.2195978423421682,0.2206276958830386,0.2207515629640678,0.22337663128197954],"n_dims_used":45,"mean_confidence":0.9240350511338976},"coverage":{"mean_confidence":0.9240350511338976,"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}}