{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001832},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003599","489:4890003334","489:4890002583","489:4890002747","489:4890002557","489:4890003526","489:4890002579","489:4890003489","489:4890002322","489:4890003372","489:4890003426","489:4890003053","489:4890001661","489:4890003499","489:4890002387","489:4890003170","489:4890002550","489:4890003435","489:4890003490","489:4890003371","489:4890002556","489:4890002977","489:4890002072","489:4890002976","489:4890003429"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.9063716744523995,0.8871594429365844,0.885876109914104,0.8783288528848784,0.8745856666532422,0.8741153787194018,0.8694708153526514,0.8369790740895546,0.8353958959332276,0.8338364415759579,0.8311932254928355,0.8300724395298984,0.8274978999246566,0.8236670915601177,0.8213193639091173,0.8198840984673547,0.8148511191711058,0.8126200574692823,0.8114650034722595,0.8108021220555693,0.8096631305297495,0.8055848779133177,0.8038157118811057,0.8026190272702026,0.8013956608192236],"twin_dists":[0.057587531103053716,0.06355377416417508,0.0639368206985107,0.06615552130411809,0.06723561657076813,0.06737041704912167,0.06869132982043151,0.0774810357694502,0.07789211729948368,0.07829568516149399,0.07897671513340328,0.07926437024135338,0.07992267639936705,0.08089603270378337,0.08148902262163962,0.08185025524629456,0.08310949604931411,0.08366409488199669,0.083950374063703,0.0841144120605347,0.08439583675625739,0.08539910890763555,0.08583224960602841,0.08612453362517879,0.08642276122856628],"n_dims_used":45,"mean_confidence":0.914800516764323},"coverage":{"mean_confidence":0.914800516764323,"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}}