{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000523},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["472:4720001847","472:4720002618","499:4990002009","489:4890000475","485:4850004322","489:4890000583","470:4700001089","489:4890000479","470:4700007787","485:4850003964","488:4880002919","470:4700008055","472:4720002024","489:4890000833","470:4700006444","488:4880005465","472:4720002806","472:4720002492","489:4890001384","470:4700006851","481:4810005968","499:4990002006","496:4960002331","479:4790002863","470:4700005315"],"twin_admin_codes":[472,472,499,489,485,489,470,489,470,485,488,470,472,489,470,488,472,472,489,470,481,499,496,479,470],"twin_sims":[0.6069316918378558,0.543461119389868,0.5081784307974168,0.4754888509971084,0.46123532007090634,0.4600942406926456,0.4457633639560233,0.43542309585890615,0.42699280218407676,0.4268356724481119,0.42160045188736245,0.4195307432495016,0.4194298292192049,0.4154660290384906,0.41021723068557847,0.4085179854637287,0.408347023607076,0.38872153379724045,0.38268566185905784,0.3817765155656733,0.37153028297872026,0.3709902186383081,0.37049737335924526,0.36664725600813375,0.3660756411117926],"twin_dists":[0.12978861555163632,0.14342720183842902,0.15111527553907403,0.15836294954930016,0.161572100309839,0.1618304841036369,0.16509566380440158,0.16747637040264737,0.16943401149731238,0.1694706483277743,0.17069452927550408,0.1711801387040473,0.17120384175494446,0.17213680636604353,0.1733781530465519,0.17378151193628874,0.17382213496485074,0.17853770171703387,0.1800101017269775,0.18023283760595726,0.18276113049235562,0.1828953363756044,0.18301789287541906,0.18397811465941177,0.1841211049832654],"n_dims_used":45,"mean_confidence":0.9147769504123264},"coverage":{"mean_confidence":0.9147769504123264,"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}}