{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004929},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["469:4690000601","469:4690001961","469:4690000603","469:4690001956","481:4810001822","470:4700008590","480:4800005528","470:4700008529","481:4810000579","469:4690000267","481:4810002081","469:4690000283","469:4690002149","470:4700008958","469:4690000659","472:4720001082","481:4810002253","469:4690000419","470:4700008716","470:4700005474","469:4690000657","493:4930000637","469:4690000597","470:4700008435","469:4690000791"],"twin_admin_codes":[469,469,469,469,481,470,480,470,481,469,481,469,469,470,469,472,481,469,470,470,469,493,469,470,469],"twin_sims":[0.4037530287854348,0.30668380997156514,0.28782019126693725,0.27374664671934806,0.27283113833977807,0.26875461289231206,0.26020719447919843,0.2601372644123724,0.25942283871714894,0.2538510228464088,0.2522055190840779,0.2503548086843643,0.24823073073383511,0.24499996478571123,0.24398442643210824,0.24214269792212867,0.24164945550238964,0.2335975466634153,0.23215915128228543,0.22830247913775692,0.2253003046099272,0.22062385521794556,0.21880884625526784,0.21693310366057564,0.21520151692276027],"twin_dists":[0.17491657789148432,0.19968074634933486,0.20497299406063674,0.20905776829632225,0.20932787891614651,0.21053744279049513,0.213111098331118,0.2131323710478582,0.2133499055965922,0.215059579464683,0.21556903486004897,0.21614455984881792,0.21680845624903092,0.2178252804206979,0.2181466842737749,0.21873177724958323,0.21888896240816344,0.22148497680636126,0.22195486390971084,0.2232242750589282,0.22422228089320417,0.2257946337128744,0.22641088904820336,0.22705138011566267,0.22764596351628424],"n_dims_used":43,"mean_confidence":0.921121641646984},"coverage":{"mean_confidence":0.921121641646984,"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}}