{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006831},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006707","490:4900006832","490:4900006833","490:4900007328","490:4900005717","490:4900005585","490:4900006345","490:4900006105","490:4900006106","490:4900007201","490:4900006341","490:4900007321","490:4900007078","490:4900007322","490:4900006955","490:4900007689","490:4900007325","490:4900005719","490:4900007083","490:4900006462","490:4900006830","490:4900006714","490:4900007569","490:4900006344","490:4900006454"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.02834368025792068,0.008719942540046743,0.0037615463516073376,0.0015480172376401062,0.0012670406376779325,0.0005227078677643752,0.00023681013356986836,0.0001195739337243617,0.00009610176875108932,0.00007377962769934335,0.00005132941077822318,0.000047563737874567706,0.00003514071847016877,0.000035064927843241625,0.00003103865097923901,0.000025214460972641643,0.000018485315203831416,0.00001603058932141094,0.000007402858874670711,0.000005441435097920465,0.00000422889572503597,0.000001793071673781284,0.0000016136902715639593,0.0000011148162348509042,8.865000689904291e-7],"twin_dists":[0.3467114286264313,0.3999688322620201,0.43398003082435965,0.4672154261940483,0.4743912120858304,0.5048924044909827,0.5306847594615748,0.5519765234737122,0.5586143970008207,0.5665394856512264,0.5772404992638042,0.5794626432215432,0.588208134984895,0.5882700459298638,0.5917568885714927,0.5976510889167092,0.6063493047572941,0.6102998757411775,0.6312927316611304,0.6394645135292989,0.646080075065059,0.6681049721109581,0.6707608499719345,0.6799973406459193,0.6856581986073932],"n_dims_used":45,"mean_confidence":0.9195509168836805},"coverage":{"mean_confidence":0.9195509168836805,"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}}