{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970000389},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970000640","497:4970001390","483:4830000275","483:4830000251","483:4830000146","497:4970001310","483:4830000231","497:4970000503","497:4970000946","497:4970000572","497:4970000218","483:4830000188","497:4970000332","497:4970000642","497:4970001391","497:4970001034","497:4970000584","483:4830000290","497:4970000715","483:4830000170","483:4830000248","497:4970000442","484:4840003867","483:4830000266","497:4970000947"],"twin_admin_codes":[497,497,483,483,483,497,483,497,497,497,497,483,497,497,497,497,497,483,497,483,483,497,484,483,497],"twin_sims":[0.09959070380498419,0.025587883790635535,0.023904384375780966,0.018008108409222977,0.011980635391906858,0.0068560886165747355,0.0033659314531324686,0.0020531976062576163,0.0019459568925652045,0.0016703304764112273,0.0009230622816102128,0.0008645493976197176,0.0005861591348556959,0.0002312014614252163,0.0002128874860588663,0.00018484446266070807,0.00011283226310031373,0.00011108911736079458,0.00007171885459979441,0.00002719072437941263,0.000027104936461623307,0.000019697587870023282,0.000010504165619039399,0.000006655965952065915,0.000003946312266267766],"twin_dists":[0.2789543425611897,0.35165235642647485,0.35490177336927187,0.368117230823961,0.3863395411518163,0.40998469806819643,0.438277830358754,0.4569056411675447,0.4588817400519148,0.46446188300035024,0.4855226641117595,0.48779246470565646,0.5010502930160958,0.531446056092067,0.5340588867172411,0.5385015305468132,0.5537470514808843,0.5542211049333415,0.5673822872402366,0.5955176392992766,0.5956071369818902,0.6045797404790011,0.6218734022340425,0.6341279803250579,0.6478831207896939],"n_dims_used":45,"mean_confidence":0.9012162950303819},"coverage":{"mean_confidence":0.9012162950303819,"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}}