{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000798},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000434","480:4800000683","480:4800000691","480:4800000309","480:4800000751","480:4800000507","480:4800000874","480:4800000724","480:4800000312","480:4800000429","480:4800000345","480:4800000723","480:4800000652","480:4800000574","480:4800000967","480:4800000565","480:4800000318","480:4800000412","480:4800000471","480:4800000319","480:4800000728","480:4800000681","480:4800000572","480:4800000532","480:4800000447"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.7129740272473231,0.6182540736478603,0.6106149661407018,0.6046053783520046,0.5927004498702199,0.5891076722771621,0.5876253876644216,0.586572635353675,0.5677969025510172,0.5401554232578298,0.5334152617038876,0.531461132087917,0.5231610919761498,0.5095084143216562,0.49232899189515883,0.47484790215294975,0.4628205983008643,0.4587037334717558,0.45734154354809853,0.45424185121344496,0.44397482263969174,0.4415323423207521,0.43721151302760125,0.42995443051998405,0.42916896187446674],"twin_dists":[0.1068307913703695,0.1273638756183432,0.128999914472851,0.13028674307937,0.13283641683986372,0.13360623585762077,0.13392391508954365,0.1341495668900117,0.13817955658208145,0.14414293731860967,0.14560488848503436,0.1460294334593332,0.14783640296248715,0.15082324955117488,0.15461153828831226,0.1585065557349282,0.16121350782012395,0.1621456565241671,0.16245474276847488,0.16315931964909933,0.16550590578862162,0.16606717150918798,0.16706303995182906,0.16874450259614313,0.1689271806898666],"n_dims_used":43,"mean_confidence":0.9147599686023801},"coverage":{"mean_confidence":0.9147599686023801,"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}}