{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700002637},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700003150","470:4700001984","466:4660002498","470:4700001379","466:4660002104","470:4700001378","466:4660001577","470:4700002485","470:4700001680","488:4880005990","466:4660000850","470:4700002808","466:4660001579","466:4660001795","470:4700003149","496:4960012668","496:4960012611","466:4660001488","470:4700002631","466:4660001478","470:4700006782","466:4660001807","496:4960005901","470:4700002305","488:4880005831"],"twin_admin_codes":[470,470,466,470,466,470,466,470,470,488,466,470,466,466,470,496,496,466,470,466,470,466,496,470,488],"twin_sims":[0.7876929927267554,0.7324712609554357,0.7022353814925674,0.5773640448670903,0.5761986492490172,0.5625333311885959,0.5171000496353795,0.5065987411594104,0.49961665315202014,0.48804686096913397,0.4767941949730655,0.4569748570951628,0.4562742086858779,0.4552926668327133,0.4513437563964786,0.4507111401406056,0.448998455369607,0.4369786204509774,0.42885581094507474,0.4238154186302485,0.41754378726648606,0.40802112930578693,0.40704702884605176,0.40453365796830637,0.40164419941198265],"twin_dists":[0.08972567075818508,0.10248260306070982,0.10920067928281092,0.1361246073697911,0.13637474241284836,0.13931179150760167,0.149160032053755,0.15146238963280606,0.15300010239061657,0.1555616475040163,0.15807067954875303,0.1625380019996992,0.1626971573284283,0.1629202680807603,0.16381966694112454,0.1639640206003344,0.16435520990343389,0.1671168269314509,0.1690000489488085,0.17017594887243495,0.17164728946101332,0.17389959302021574,0.17413127910030085,0.17473021577853143,0.1754208366694258],"n_dims_used":43,"mean_confidence":0.9127394210460574},"coverage":{"mean_confidence":0.9127394210460574,"n_dims_used":43,"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}}