{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000964},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960008470","496:4960009485","494:4940004219","466:4660004399","496:4960006638","490:4900002199","490:4900000153","490:4900000070","490:4900002357","490:4900001354","490:4900000725","490:4900000340","490:4900004040","490:4900000602","490:4900000132","490:4900000502","490:4900004026","490:4900004451","490:4900000089","490:4900002585","490:4900000200","496:4960007903","490:4900000217","494:4940007967","493:4930000068"],"twin_admin_codes":[496,496,494,466,496,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,496,490,494,493],"twin_sims":[0.20994374090391305,0.0879989743969822,0.06240699048704579,0.0499220657337704,0.04936814489760646,0.04007768671353699,0.03453485823259626,0.033503372518507685,0.03095784854501471,0.02892593072488101,0.027760296213805765,0.02747666024106994,0.02656718735281398,0.026271709221864992,0.024364727199467612,0.023286718833118336,0.022901344697556267,0.02253807221702871,0.022362183013068145,0.02133217295725108,0.020226134882166406,0.018458191683061963,0.01784944397659283,0.016560660936568713,0.016043805957117994],"twin_dists":[0.22947140051666742,0.286338940217104,0.3059131716288951,0.3179826203866224,0.31857393207809614,0.3294276311616024,0.33696290919822486,0.3384773914747438,0.34239253864302793,0.3457207540553824,0.34772173661229594,0.3482195544630253,0.34984621092257473,0.35038502921544873,0.3539940563015431,0.35614379253325273,0.3569332597681406,0.3576880750916461,0.3580573431154042,0.36027186890034907,0.3627559596780833,0.3669843517561216,0.36852251002349923,0.3719368242114387,0.373371981216196],"n_dims_used":45,"mean_confidence":0.915042961968316},"coverage":{"mean_confidence":0.915042961968316,"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}}