{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001827},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002282","490:4900002284","490:4900003846","490:4900004132","490:4900001532","490:4900002128","490:4900002130","490:4900003442","490:4900003039","494:4940008578","490:4900001148","490:4900004540","490:4900003440","490:4900002129","490:4900004137","494:4940008388","494:4940008785","490:4900003704","490:4900001814","490:4900003857","487:4870003527","490:4900002434","490:4900006622","490:4900003441","490:4900003708"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,494,490,490,490,490,490,494,494,490,490,490,487,490,490,490,490],"twin_sims":[0.44481705696301166,0.42340610384081195,0.39532842788985606,0.3523158724253299,0.3120738842261108,0.2890997123798562,0.26975472692823466,0.25764346890380624,0.25353851317374976,0.23761287663579286,0.23240244620162592,0.2264408784512854,0.22239560915809128,0.22082487031211995,0.21412987457414084,0.19280687401818247,0.1903961469950958,0.18769789707379206,0.1785361000079656,0.17845378693157873,0.17381156403669584,0.17296367954314326,0.1718616110038657,0.16545712545170435,0.16333481901756633],"twin_dists":[0.16531264185223327,0.17027169425581323,0.1769382862159835,0.1875980339463506,0.19820355757747685,0.20460765096514158,0.21023965123706315,0.21389334880079075,0.2151561719607542,0.22018322432170273,0.22187525151466836,0.22384208981820844,0.22519632853719646,0.22572659157582586,0.2280155562758383,0.23564731645262119,0.2365462187451709,0.23756181263893203,0.24108878220182442,0.24112104370179951,0.24295788952267858,0.2432971498221894,0.2437398978731981,0.24635401087965014,0.24723634682103898],"n_dims_used":45,"mean_confidence":0.9198474460177951},"coverage":{"mean_confidence":0.9198474460177951,"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}}