{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000966},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850007902","485:4850007755","500:5000001130","485:4850007876","500:5000001341","477:4770001147","500:5000002385","477:4770001436","477:4770001441","499:4990001790","477:4770001551","500:5000001396","485:4850007329","477:4770000651","477:4770000611","485:4850007718","485:4850007458","500:5000001226","479:4790000195","485:4850003019","500:5000001822","485:4850003717","500:5000000949","477:4770000605","485:4850008061"],"twin_admin_codes":[485,485,500,485,500,477,500,477,477,499,477,500,485,477,477,485,485,500,479,485,500,485,500,477,485],"twin_sims":[0.633640547739381,0.511611009589771,0.5052413134873024,0.41775986320237624,0.4146534971341929,0.3894277931967933,0.37242592770916344,0.36505531619323894,0.3609416664399713,0.34762357105485836,0.3431204080353201,0.33894073391849067,0.3284320517129848,0.3153498190095671,0.3000936214058753,0.2868549866263945,0.2788029257890898,0.27840902710043713,0.270832364821936,0.2703936456218312,0.26298643736488564,0.26207843553650667,0.25592428709713,0.2528649665947789,0.25113473677966364],"twin_dists":[0.12406561727475016,0.15036198107924567,0.15176089368365514,0.17159644225409978,0.1723285240163878,0.17836612518209405,0.18253877557707068,0.1843766200269228,0.18541045946453863,0.18879972434488476,0.18996103768774547,0.19104621072860997,0.19380696828157257,0.19731287815189466,0.2015073534467384,0.20524923361555028,0.2075758464919331,0.20769070017344007,0.20991953951775494,0.21004976567046676,0.21226854165789788,0.21254319530325724,0.21442066495893508,0.2153646137386671,0.21590169174974624],"n_dims_used":45,"mean_confidence":0.9206075032552083},"coverage":{"mean_confidence":0.9206075032552083,"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}}