{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":492,"cluster_id":4920006939},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["492:4920006674","492:4920006709","492:4920007041","492:4920006751","492:4920006938","492:4920006676","492:4920006840","492:4920007000","492:4920006750","492:4920006646","492:4920002947","492:4920006555","492:4920007021","492:4920006643","492:4920006961","492:4920007002","492:4920006704","492:4920003042","492:4920005614","492:4920006789","492:4920006954","492:4920003669","492:4920005926","491:4910000908","492:4920006755"],"twin_admin_codes":[492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,491,492],"twin_sims":[0.5766781972916005,0.546967977595257,0.5243957779761967,0.47157284483645145,0.41184522069210877,0.31121929730636183,0.309100870923116,0.3081998637717784,0.30744811690787205,0.30173269493691723,0.3005702398445053,0.29061098481925496,0.28412078124126205,0.27662321185630334,0.2716380480249481,0.2706776964782826,0.2643381991669733,0.2512623942380308,0.24700582270674606,0.24274339667920256,0.24137782090673962,0.2409511043788726,0.22809518619003824,0.2266748766405085,0.225809992479626],"twin_dists":[0.1362718088736892,0.14266876709999318,0.14756720547442362,0.1592413425981788,0.17299239569038474,0.19843678249019153,0.19901650578610247,0.19926376395207834,0.19947037980437116,0.20105088864227091,0.20137447044307666,0.20417737693493695,0.20603479949286732,0.2082126575885723,0.2096807251218098,0.2099654352460429,0.21186075550909383,0.21586198533889409,0.2171929667491511,0.21854062789407078,0.21897561495703632,0.2191118670274718,0.22329290453030337,0.22376424766709577,0.22405222746844883],"n_dims_used":45,"mean_confidence":0.8989184909396701},"coverage":{"mean_confidence":0.8989184909396701,"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}}