{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007139},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960003637","488:4880003363","490:4900006655","470:4700003303","493:4930007170","496:4960003237","490:4900007024","490:4900007642","469:4690000974","466:4660002059","490:4900007153","490:4900007027","490:4900008322","466:4660002976","496:4960007725","496:4960011820","490:4900001734","466:4660003178","496:4960007846","496:4960002820","466:4660003165","496:4960009014","496:4960004396","470:4700001509","466:4660002646"],"twin_admin_codes":[496,488,490,470,493,496,490,490,469,466,490,490,490,466,496,496,490,466,496,496,466,496,496,470,466],"twin_sims":[0.3251181782756494,0.3146970982102575,0.30421700864373785,0.300196104641671,0.29778980664407334,0.29644759830718165,0.294411448785283,0.29413968054573997,0.293967936062139,0.2842453991750055,0.27401567039821395,0.2698731927900113,0.25523992091879544,0.2520232460690462,0.25012500686911054,0.24942347974584383,0.2483635765696522,0.24701446952813658,0.24345172774285087,0.24023261903815235,0.2329454867785352,0.2248502092745542,0.2238246946966195,0.21917749422097282,0.21903590102353587],"twin_dists":[0.194687577901246,0.19748992254404898,0.2003617780866022,0.2014787703345092,0.202151413679098,0.20252799368972993,0.20310119342678712,0.20317787619263872,0.2032263576274982,0.20599889677930522,0.20897850135321083,0.2102044224036575,0.21463120090189355,0.2156255974277568,0.21621621184906842,0.21643520808734498,0.2167668278810019,0.21719024814266694,0.2183156213616412,0.21934163603339377,0.2216977519602744,0.22437266440225245,0.22471605338328843,0.22628544441542878,0.22633360942006536],"n_dims_used":45,"mean_confidence":0.9157738579644097},"coverage":{"mean_confidence":0.9157738579644097,"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}}