{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006135},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006259","490:4900004388","494:4940007647","490:4900008618","494:4940004830","466:4660011988","487:4870003433","490:4900012702","490:4900004250","466:4660005578","496:4960007927","490:4900001444","490:4900004251","490:4900007212","490:4900009292","466:4660012147","466:4660011989","493:4930000294","490:4900005597","466:4660012456","490:4900008374","494:4940008488","494:4940008115","490:4900007459","490:4900008059"],"twin_admin_codes":[490,490,494,490,494,466,487,490,490,466,496,490,490,490,490,466,466,493,490,466,490,494,494,490,490],"twin_sims":[0.06538521403827371,0.04387352561759083,0.01459728477982167,0.00863370399495163,0.008032341933747432,0.006293899506278392,0.005283847432693475,0.003396188871203828,0.0032788244332166406,0.0022237140456127617,0.0019299570163846742,0.001202006447989797,0.0011197814810709513,0.0008454907955550858,0.0008226300947659195,0.0007812818273019704,0.0006823768073558894,0.0006540382637778859,0.0005308583053224548,0.0005086557975833421,0.0004610553840334493,0.0003540642690672129,0.0003519959029528264,0.00023566999842440067,0.000224655330514943],"twin_dists":[0.30333181925586133,0.324761235581633,0.377616397615733,0.40038775931472576,0.40341780179347414,0.41348962920836085,0.42056482462779804,0.43793328151464966,0.43928575507439616,0.45395086925976724,0.4591851140411101,0.47626102792682523,0.4787639985391024,0.4885626630466829,0.48950808704366755,0.4912818872619809,0.4959072753791802,0.4973478909966368,0.5043752395175521,0.5058019892718685,0.5090679788031203,0.517742721009121,0.5179335615308238,0.5308381335322411,0.5323568762036245],"n_dims_used":45,"mean_confidence":0.9075953165690104},"coverage":{"mean_confidence":0.9075953165690104,"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}}