{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000079},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000043","490:4900001890","490:4900000103","496:4960007687","490:4900000207","490:4900000014","490:4900000607","490:4900000174","490:4900000219","494:4940008619","490:4900004285","496:4960009569","490:4900000241","490:4900000124","490:4900000968","494:4940008747","490:4900000239","490:4900000508","496:4960007935","490:4900000144","490:4900000245","496:4960009180","490:4900000626","490:4900000237","490:4900000246"],"twin_admin_codes":[490,490,490,496,490,490,490,490,490,494,490,496,490,490,490,494,490,490,496,490,490,496,490,490,490],"twin_sims":[0.3293653998345231,0.2720087896578019,0.24514450846763983,0.20069179845781776,0.18936302640622915,0.1780653037812762,0.1667148498937675,0.16545434824726066,0.1371245865900964,0.1367692896387872,0.1319021367429155,0.1294577692017295,0.12579866870641446,0.12188253027217197,0.12133451706491444,0.11961464907167042,0.11943989096068994,0.11840741254456005,0.1140349172965157,0.1120184255512578,0.11101586738155687,0.10887761101045573,0.10603005630617265,0.10413073457514231,0.10242535707901688],"twin_dists":[0.1935598316914039,0.20957097944880548,0.21777960422149636,0.23276065530776838,0.2369338776556315,0.24127344719194704,0.24583497141168395,0.2463551601258154,0.25889464329894496,0.25906361824687,0.26141221328655423,0.2626163973917687,0.2644515343171686,0.2664610244286007,0.2667461324668813,0.2676473374895471,0.26773946311441493,0.268285859545486,0.2706411425597294,0.27175080652652434,0.27230825213642507,0.2735102965318855,0.2751398094200253,0.2762456970613321,0.27725212840371755],"n_dims_used":45,"mean_confidence":0.9177975124782987},"coverage":{"mean_confidence":0.9177975124782987,"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}}