{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000137},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000173","500:5000000138","500:5000000528","500:5000000174","500:5000000583","500:5000000584","500:5000000527","500:5000000580","500:5000000582","500:5000000088","500:5000000526","500:5000000189","485:4850006936","500:5000000638","500:5000000147","500:5000000521","500:5000000231","500:5000000068","500:5000000140","500:5000000054","500:5000000372","485:4850007020","500:5000000148","500:5000000087","500:5000000142"],"twin_admin_codes":[500,500,500,500,500,500,500,500,500,500,500,500,485,500,500,500,500,500,500,500,500,485,500,500,500],"twin_sims":[0.9758340687186317,0.8038919752318482,0.7185650647366751,0.6873156818084954,0.6832628633342804,0.6580549136766437,0.6572805628206442,0.6474144491228317,0.6309778390828789,0.6279999812331789,0.6272084767931737,0.6241120696276619,0.6206375630666139,0.5829638579688691,0.5241155472335843,0.516716547100068,0.5151435087564125,0.5130590005664372,0.49393377913252473,0.4921200211340744,0.47577365911692676,0.47535864979760667,0.4689203299915961,0.4472671379155622,0.44343300614128994],"twin_dists":[0.028727061462179904,0.08581360371411924,0.1055902778743857,0.11246884414608495,0.11335232576711009,0.11881448710729887,0.11898152093100536,0.12110663545409077,0.12463682284945461,0.1252753904741749,0.12544508015984754,0.1261087729262782,0.12685327271050278,0.13492328985429933,0.1476282913239209,0.1492439061574959,0.14958809708759574,0.1500446004920595,0.15425610305406953,0.15465784703800411,0.15829915793620247,0.15839211631231642,0.15983770838233383,0.16475122508236062,0.1656303085520053],"n_dims_used":44,"mean_confidence":0.9164139140735973},"coverage":{"mean_confidence":0.9164139140735973,"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}}