{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700001833},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700002148","470:4700001376","466:4660002203","466:4660001903","466:4660001900","496:4960005340","470:4700003326","470:4700001990","470:4700002311","488:4880002597","496:4960012570","470:4700002135","496:4960006439","488:4880003143","470:4700002136","466:4660002313","496:4960006443","466:4660002099","488:4880003290","470:4700000969","466:4660001693","470:4700001239","488:4880003298","470:4700007397","466:4660008307"],"twin_admin_codes":[470,470,466,466,466,496,470,470,470,488,496,470,496,488,470,466,496,466,488,470,466,470,488,470,466],"twin_sims":[0.7968473065862849,0.7725240049225236,0.6901433675960816,0.6576074477630721,0.6258648866365126,0.5820544843090004,0.5632365637852711,0.5547411293378186,0.5234541939510615,0.466033044606714,0.46318591429731104,0.4599247013572739,0.45423440230783074,0.4530315671989785,0.44777887613839074,0.43425767758616235,0.42268982040120967,0.4124878705290271,0.4120959804567779,0.40567142473675316,0.40285261742270145,0.4023765815242395,0.40130167353613044,0.392864746632175,0.38933289481891864],"twin_dists":[0.08752657942174946,0.09330958990208169,0.11185140769890764,0.11891101380228175,0.12573309592649645,0.13511831324456589,0.1391604440251102,0.14099055038231356,0.14777248515367494,0.1604881627097591,0.1611309340396395,0.16186889368124005,0.16316101493299892,0.16343490019566756,0.16463411185139631,0.16774608024865562,0.17043933782506404,0.17284030123304436,0.17293303665457774,0.1744588809295939,0.17513173692359946,0.17524557615273056,0.17550285334047216,0.17753323502413718,0.1783891709946631],"n_dims_used":43,"mean_confidence":0.9126819344454034},"coverage":{"mean_confidence":0.9126819344454034,"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}}