{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001900},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001476","490:4900000525","494:4940000937","466:4660011365","469:4690001345","466:4660009745","490:4900000515","470:4700007127","493:4930005820","496:4960011482","496:4960005453","490:4900001088","470:4700000985","490:4900000721","490:4900001623","487:4870010327","466:4660009916","496:4960010207","490:4900000266","493:4930000727","487:4870005409","487:4870004422","490:4900000021","466:4660000753","466:4660000187"],"twin_admin_codes":[490,490,494,466,469,466,490,470,493,496,496,490,470,490,490,487,466,496,490,493,487,487,490,466,466],"twin_sims":[0.21725991323217753,0.18020514302482288,0.17643665333206712,0.15808464495770613,0.15794185802481833,0.15073102010642528,0.1501059002020467,0.14865217414160833,0.13217374768188522,0.12699616533842992,0.12292388853555204,0.11387874840862432,0.11191372482213034,0.11161490046660172,0.1075372603002431,0.10747339062988416,0.10695654475353189,0.10678780310811671,0.10641099311839337,0.10432769208088846,0.1034269221705812,0.09912299623093522,0.09749724164065017,0.09721576010879321,0.09700908705850249],"twin_dists":[0.2269395206989706,0.24043688728466653,0.2419149572675269,0.24945536535101087,0.24951645908219888,0.25265567621414814,0.252932971947749,0.25358113234573193,0.2612794491491728,0.26384655852756234,0.26592193163476613,0.2707265389625474,0.2718088420306886,0.27197471083681696,0.2742731404500248,0.2743096747001913,0.27460593849517134,0.27470290434850014,0.2749198650515364,0.27613029166919373,0.27665948406532354,0.27923883488617485,0.28023599248227354,0.28040996243557254,0.2805379489975486],"n_dims_used":45,"mean_confidence":0.9156672159830729},"coverage":{"mean_confidence":0.9156672159830729,"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}}