{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001372},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001374","489:4890000800","489:4890000688","489:4890000540","489:4890000883","489:4890001509","489:4890000489","489:4890000379","489:4890000630","489:4890000365","489:4890001067","489:4890001242","489:4890000649","472:4720002350","489:4890001517","489:4890000539","489:4890001523","489:4890000947","489:4890001068","499:4990001643","472:4720002029","489:4890000349","489:4890000749","499:4990002013","470:4700007180"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,472,489,489,489,489,489,499,472,489,489,499,470],"twin_sims":[0.7395123806819736,0.7234630146313378,0.6876330337687907,0.6723132729013659,0.6559994034569789,0.6536181372143489,0.6419127843995798,0.6352273837432183,0.6147803722111735,0.6025037118111156,0.5815795530136015,0.5804096223037066,0.5704668617088642,0.562450469355744,0.5586796594676647,0.5511838252873633,0.5409692566396951,0.5315272489373828,0.5231459847999794,0.49962495661871587,0.4974706675902538,0.49551556139604,0.493078090331888,0.4839553040271539,0.4776848151905124],"twin_dists":[0.10089571942882158,0.10449947795212772,0.11239959189777426,0.11573133959162352,0.11925779506334613,0.11977103606813655,0.12228947991753387,0.12372510050845462,0.12810789319719226,0.1307367775387292,0.13522017571332637,0.1354711282470745,0.13760570559434024,0.13932962639121527,0.14014161662936384,0.14175809561143252,0.1439666545890143,0.14601506393839164,0.14783969766033725,0.15299827017110107,0.153473916830754,0.15390609194171362,0.15444558256890684,0.15647183406587256,0.15787141663266885],"n_dims_used":45,"mean_confidence":0.9147162543402778},"coverage":{"mean_confidence":0.9147162543402778,"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}}