{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006042},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006540","490:4900006897","490:4900001751","490:4900000949","478:4780007253","469:4690003772","496:4960010301","466:4660002078","469:4690000845","466:4660001974","490:4900008651","490:4900001755","466:4660001653","490:4900006539","480:4800003864","490:4900005678","494:4940003819","487:4870006733","466:4660003747","490:4900000968","490:4900000398","488:4880004004","496:4960008687","487:4870003705","480:4800003821"],"twin_admin_codes":[490,490,490,490,478,469,496,466,469,466,490,490,466,490,480,490,494,487,466,490,490,488,496,487,480],"twin_sims":[0.2811933879656685,0.23530406087622824,0.23339377058600938,0.17951324383622827,0.12216712336175553,0.11211923741728845,0.10699871863985576,0.10584781382110889,0.10228411590277846,0.10154946700815076,0.08620448736649106,0.08392876662695976,0.08386960105519795,0.08381925147881525,0.08098481802640509,0.07736214456761495,0.0761433117632666,0.07342229502952925,0.07171987580054438,0.07109966963222139,0.06932833383101714,0.0676581706442462,0.06750358468556088,0.06664198198506847,0.06551014528220689],"twin_dists":[0.20688093774750704,0.2209299576023622,0.22155142951500703,0.24070660767826182,0.2663133481604627,0.27169496615330435,0.27458172220752114,0.27524524936855366,0.2773360667709143,0.2777741276315767,0.28755003659575296,0.28911512772148024,0.28915626706204,0.28919129466478904,0.2911908563026221,0.29382980966934497,0.29474001449919235,0.29681521365832353,0.29814539939536566,0.29863635623044316,0.30005794104696504,0.3014256275448259,0.3015536015437959,0.30227128572504847,0.30322565393609313],"n_dims_used":45,"mean_confidence":0.9173299153645833},"coverage":{"mean_confidence":0.9173299153645833,"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}}