{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009823},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010028","490:4900010303","490:4900010304","490:4900010307","490:4900010221","490:4900010392","490:4900010130","490:4900009928","490:4900010305","490:4900008008","490:4900010482","490:4900012158","490:4900009622","490:4900008789","490:4900011624","490:4900011428","490:4900008791","490:4900011755","490:4900010910","491:4910003839","490:4900010662","490:4900008118","490:4900011139","490:4900010025","490:4900010035"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490],"twin_sims":[0.6964594082904655,0.6616401579780862,0.6547801204056399,0.6190651772382614,0.5238243887490025,0.4798004691988302,0.47065123382625346,0.46981787640663153,0.46656558394770997,0.46229098066404645,0.4603007693802396,0.4237912931762719,0.3671465344929951,0.36143026178047494,0.3406520561337306,0.33679933711256976,0.32663903232996777,0.31335961290018205,0.2970557753878012,0.28108531723398256,0.24720685089655342,0.2334227932374003,0.2310159728524838,0.2246700161267281,0.2207988769737351],"twin_dists":[0.1104690382196964,0.11804061147203829,0.11952063273355465,0.12719012659580264,0.1476917670691306,0.15739855037387324,0.15944842021828814,0.15963578556032687,0.1603680872795065,0.16133325998109865,0.16178370129727077,0.17018159113659284,0.18385331087930867,0.18528735432483018,0.19060103703578976,0.1916049684772041,0.19428282160412466,0.19785335536193427,0.20235723502098493,0.20691227643331567,0.2171297782241512,0.22154196271421597,0.2223296782141552,0.22443292570060355,0.22573538779707947],"n_dims_used":44,"mean_confidence":0.8835497769442472},"coverage":{"mean_confidence":0.8835497769442472,"n_dims_used":44,"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}}