{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002027},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002145","480:4800002086","480:4800002315","480:4800001805","480:4800002192","480:4800002139","480:4800001867","480:4800002327","480:4800001637","480:4800002187","480:4800001926","480:4800001750","480:4800001697","480:4800001247","480:4800002237","480:4800001639","480:4800002511","480:4800001311","480:4800002363","480:4800002458","480:4800001305","480:4800002282","480:4800001870","480:4800002028","480:4800001312"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.9251409111349554,0.7962463191237871,0.7843751449965607,0.7756857783765989,0.743967238103779,0.7335002050237528,0.7033920551298649,0.6762560920598398,0.6657140836899154,0.6060854833499115,0.603152598945594,0.5892406260779107,0.5885796992780732,0.5735246632363062,0.553846086463232,0.5490898636278299,0.5468393989205266,0.5373889556309136,0.5211353471184151,0.5210506715840668,0.5210139629881338,0.5140329993171614,0.5127224297583755,0.5069789891961141,0.4980700131946689],"twin_dists":[0.05123354011822754,0.0876718580022961,0.09051569233040237,0.09256831129185329,0.09988661592840811,0.10225129847500697,0.10894617245164791,0.11487593913343007,0.11716017801945129,0.12996981152208528,0.1305978282132858,0.13357774376488504,0.13371938436375091,0.13694885508381477,0.14118359803637587,0.1422102702950368,0.1426965600457051,0.1447425534864563,0.1482783895323172,0.14829687308561762,0.14830488630582,0.149831239319261,0.15011835222390485,0.1513788095750097,0.15334152876701054],"n_dims_used":42,"mean_confidence":0.9109704153878349},"coverage":{"mean_confidence":0.9109704153878349,"n_dims_used":42,"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}}