{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012069},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011472","490:4900012068","490:4900012136","490:4900011872","490:4900012208","490:4900012067","490:4900012003","490:4900011925","490:4900012200","490:4900010785","490:4900012195","490:4900009265","490:4900011939","490:4900011852","490:4900012143","490:4900011605","490:4900009466","490:4900008952","490:4900011476","490:4900011483","490:4900012194","490:4900009161","490:4900011999","490:4900011337","490:4900004662"],"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":[0.609258243398189,0.5265395742304008,0.4713554287979178,0.4602257497189855,0.45534075973646365,0.4480655914452191,0.44285575821158146,0.4418141065504751,0.3874988232572113,0.3828687739217035,0.38012816308934544,0.37838399829743885,0.33027032531027734,0.3205021139140411,0.32034104696364846,0.3128026045834054,0.3100452525861938,0.2988413675162405,0.29626750485169545,0.2905997849870053,0.2893842396693749,0.2866768268476618,0.2727952276257148,0.2708657438703275,0.2633867854445924],"twin_dists":[0.12929043451270783,0.14710013351949783,0.1592901817588169,0.1618006938610742,0.16290933218000841,0.16456851807038625,0.16576291091614295,0.16600236278742495,0.17883509091150254,0.17996527100022341,0.1806373267108988,0.18106625097192944,0.19332058835429045,0.19592257585832917,0.19596584715812435,0.19800497059410999,0.19875778835259447,0.20185707582554693,0.2025785983279076,0.20418056072590626,0.20452654093660927,0.20530028344595602,0.2093384853235751,0.20990963686161052,0.212147632331142],"n_dims_used":45,"mean_confidence":0.9153540717230902},"coverage":{"mean_confidence":0.9153540717230902,"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}}