{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009752},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008793","490:4900009758","490:4900009344","490:4900009650","490:4900009653","490:4900007908","490:4900009240","490:4900008112","490:4900008215","490:4900011566","490:4900010228","490:4900010067","490:4900008898","490:4900009453","490:4900011313","490:4900007881","490:4900009425","490:4900009854","490:4900010735","490:4900009832","490:4900009233","490:4900009630","490:4900009241","490:4900011163","490:4900009232"],"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":[0.23199590062671138,0.19841519269019023,0.11779382745069042,0.07640406496784943,0.07062087435911633,0.065578428363171,0.05183088228493529,0.04841878184632755,0.046599075312880996,0.04638743388105695,0.04326827960948506,0.041631484699748936,0.04082129691443033,0.03429033529397935,0.033690842827882546,0.03270063154341482,0.030427145937619453,0.030394685178017963,0.02747742487393484,0.026881153249921907,0.025168662822780737,0.02511392485176576,0.024780133133658046,0.023108518607216275,0.022538988133444196],"twin_dists":[0.2220083145118206,0.23358593675693845,0.2686123040555333,0.2945443067009178,0.299017752525462,0.30316769751458617,0.3159859420548124,0.31960037201980906,0.3216157313440917,0.32185438099345204,0.3254819185520352,0.32747426674476293,0.328484973543474,0.3373184099702771,0.3381992099647273,0.3396837800707496,0.3432433122065333,0.34329576174275245,0.34821820649884555,0.34927931181509914,0.3524438301440671,0.3525480126594738,0.35318759852866854,0.3565074291712457,0.35768615874246124],"n_dims_used":45,"mean_confidence":0.8939391242133247},"coverage":{"mean_confidence":0.8939391242133247,"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}}