{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011966},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011829","490:4900011894","490:4900011833","490:4900011965","490:4900011634","490:4900011232","490:4900011893","490:4900011636","490:4900011760","490:4900011830","490:4900011768","490:4900011703","490:4900011167","490:4900011890","490:4900011436","490:4900011435","490:4900011839","490:4900011441","490:4900011440","490:4900011969","490:4900010843","490:4900010924","490:4900011694","490:4900010844","490:4900011234"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.3029002479031091,0.26941778906522623,0.25853019551545053,0.22454738874269367,0.19848444276008045,0.16012766299973333,0.11158542175978171,0.10958515851823272,0.10660760157422484,0.09571148504572893,0.09440014890152029,0.09387486595713065,0.09195643407189112,0.08830294066588193,0.08529028468460252,0.08494977145069516,0.08086078346368142,0.07559372944902501,0.07474991128797497,0.0731075888668153,0.07197457293805294,0.07072304720621644,0.0706902065509954,0.06909694773668376,0.06879693681232188],"twin_dists":[0.20072661818064566,0.21033990060822969,0.21362223597781363,0.2244739538872344,0.23356073713977124,0.24858559656828644,0.2719910921871599,0.27311053482176917,0.274806586979508,0.28134645026814786,0.2821723199481013,0.2825056761618692,0.28373580033739265,0.28613574186003826,0.28817476099400996,0.2884088161625904,0.2912796282330726,0.29515427786156617,0.2957950826998344,0.29705921531079593,0.29794477661382296,0.29893618854998294,0.2989623946180962,0.3002458116674395,0.3004901641697448],"n_dims_used":45,"mean_confidence":0.890354241265191},"coverage":{"mean_confidence":0.890354241265191,"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}}