{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960008447},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960008446","496:4960008341","496:4960009238","496:4960008354","496:4960009905","496:4960008125","496:4960008646","496:4960008333","496:4960009138","496:4960007991","496:4960007994","496:4960007880","496:4960008342","496:4960008229","488:4880003110","496:4960008639","496:4960008117","496:4960007866","496:4960007978","496:4960008747","496:4960009342","496:4960008449","496:4960007875","496:4960008641","496:4960008840"],"twin_admin_codes":[496,496,496,496,496,496,496,496,496,496,496,496,496,496,488,496,496,496,496,496,496,496,496,496,496],"twin_sims":[0.8988749578096765,0.7620346463094272,0.7010707970617222,0.6966469958382983,0.6615737642702523,0.6602334537429002,0.6564089510266052,0.6505183801754902,0.611594523781197,0.5975172950449976,0.5867107185024466,0.5833983003401024,0.5814639628426915,0.574723236598773,0.5727888502796991,0.5716625167933727,0.5710040922718352,0.569617269702977,0.5413911755825356,0.5361220195941131,0.5273787824893883,0.5258809984439576,0.5044586674237531,0.5040698169547874,0.49882611165351204],"twin_dists":[0.059970898297912724,0.09574899255512652,0.10945675127800837,0.11042791021055036,0.11805495040129162,0.11834435068586967,0.11916948969399313,0.12043864569814397,0.12879015289483725,0.13180463207280563,0.1341199680901638,0.13483012770428515,0.1352449682704687,0.13669148581998544,0.1371068826541267,0.13734882128382975,0.1374902754292541,0.1377882745106761,0.1438752830893667,0.14501735415895622,0.14691740879628534,0.14724357323513887,0.15193309823575848,0.15201868319937126,0.1531745801183052],"n_dims_used":45,"mean_confidence":0.9290011935763889},"coverage":{"mean_confidence":0.9290011935763889,"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}}