{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002480},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002507","480:4800002381","480:4800002243","480:4800002519","480:4800001364","480:4800002506","480:4800002474","480:4800002378","480:4800002377","480:4800001304","480:4800002095","480:4800002240","480:4800002241","480:4800002289","495:4950002311","480:4800002524","480:4800002146","480:4800002041","480:4800001526","480:4800001531","480:4800002425","480:4800001242","480:4800001236","480:4800002149","480:4800002379"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,495,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.4096385265600604,0.34152406011233843,0.3330645524207166,0.3113355157883819,0.3094385003949746,0.30793005711551513,0.29464809758358,0.29022245227577936,0.2892090759805802,0.28209299883026506,0.2660032840514508,0.2655792206839038,0.2598899306930058,0.2541215119844034,0.25075179344879084,0.24461605702001823,0.2439473288622962,0.24033297117555022,0.2253281466549896,0.2252108302913677,0.22268694539489176,0.22028811760025158,0.21497281065216228,0.21211061949803903,0.20542255560736133],"twin_dists":[0.1735154404224855,0.19037465987735555,0.19258411158296201,0.19840504388387026,0.19892395872649216,0.19933788626778076,0.20303445411844165,0.20428786832310233,0.2045764691116771,0.20662034842049046,0.21136023406176146,0.21148752099562462,0.21320763879165505,0.2149760359200251,0.21602087928493602,0.21794668072233664,0.21815844146945818,0.2193095170071217,0.22421298501448791,0.2242521596733341,0.22509825203707082,0.22590837100921515,0.22772473630578938,0.2287153772954237,0.23106610744756806],"n_dims_used":43,"mean_confidence":0.9139390102652616},"coverage":{"mean_confidence":0.9139390102652616,"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}}