{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001671},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001833","490:4900002594","490:4900001674","490:4900004557","490:4900001823","490:4900004411","490:4900001971","490:4900003043","490:4900005639","490:4900002597","490:4900005379","490:4900001822","490:4900001540","490:4900003185","490:4900005109","490:4900004694","490:4900001412","490:4900005624","490:4900003995","490:4900004822","490:4900004558","490:4900004401","490:4900005243","494:4940008651","490:4900001668"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490],"twin_sims":[0.7862202532408933,0.7645954553554654,0.6780971700114995,0.6028085135695493,0.6004742313636108,0.5813548154427833,0.5770458226254739,0.5618357228759064,0.529705901773567,0.5293212919367898,0.5132414102595511,0.5042742838480305,0.5015830386436069,0.47032027929767023,0.4488625706600809,0.4215420271009601,0.42149638691559566,0.4109648142443795,0.40599407486150785,0.3999881518518789,0.3991426349258795,0.3984588620650868,0.39151943086184243,0.38936277649837425,0.3867351576437681],"twin_dists":[0.09007679217031579,0.09515615757654271,0.11447604441383968,0.13067150864532104,0.13117137410134697,0.13526837929090255,0.136192904526612,0.13946195301995917,0.14641104452166456,0.14649469975006937,0.1500046346862356,0.15197367835598932,0.1525664413635337,0.1595228159521672,0.16438627084738522,0.17070822348062348,0.17071892165500616,0.17320092773248225,0.1743819970860021,0.17581766599041837,0.17602056001973915,0.17618478444372448,0.1778588435548726,0.17838191402551357,0.1790210555415678],"n_dims_used":45,"mean_confidence":0.9210572984483507},"coverage":{"mean_confidence":0.9210572984483507,"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}}