{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":492,"cluster_id":4920002839},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["495:4950001203","495:4950001367","492:4920006593","495:4950001362","495:4950001360","495:4950001418","495:4950001423","495:4950001365","495:4950001416","495:4950001260","495:4950001544","495:4950001543","495:4950002133","495:4950001421","495:4950001424","495:4950000748","495:4950001480","495:4950001359","495:4950001464","492:4920004454","495:4950000661","495:4950000555","492:4920004099","495:4950001358","495:4950001604"],"twin_admin_codes":[495,495,492,495,495,495,495,495,495,495,495,495,495,495,495,495,495,495,495,492,495,495,492,495,495],"twin_sims":[0.19045921207794558,0.17879507371149733,0.17715035826805145,0.17092949597125487,0.16222963210435495,0.14876032584466753,0.1460357328745924,0.14485183729581394,0.14246049102277614,0.1379128913599951,0.13545438681368474,0.13055770800031127,0.12266239948305345,0.122257706985039,0.12184148618516782,0.11858621228019353,0.11781682754536721,0.11321381869059988,0.10349931293202463,0.0993145177196006,0.09724941074311115,0.0947036550415924,0.0930315683984896,0.09247361689995387,0.09185936635727555],"twin_dists":[0.2365226024231789,0.2409873497574118,0.24163331954080444,0.24411595792134463,0.24769911079279858,0.2535327511779059,0.25475958699145884,0.25529795487339674,0.2563954336057311,0.25852090149443385,0.25969184458709915,0.2620724238402896,0.2660569717607129,0.2662663990441763,0.26648234402104326,0.2681909768531038,0.26860004388825887,0.2710911489576285,0.2766168228505995,0.2791222112877642,0.2803891438221598,0.28198037415128374,0.28304394161632224,0.2834021953856788,0.2837985783430129],"n_dims_used":45,"mean_confidence":0.9240227593315973},"coverage":{"mean_confidence":0.9240227593315973,"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}}