{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010498},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011308","490:4900010581","490:4900011244","490:4900010497","490:4900011444","490:4900010569","490:4900011378","490:4900010240","490:4900011370","490:4900010651","490:4900009743","490:4900009942","490:4900010327","490:4900011443","490:4900007889","490:4900010314","490:4900010667","490:4900011171","490:4900011509","490:4900010582","490:4900010313","490:4900008548","490:4900008549","490:4900011508","490:4900010413"],"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":[0.4421846192027053,0.3654262194150865,0.35903360593009453,0.33221135974460547,0.24224101239705473,0.1533073726032352,0.0969545110113265,0.09401124280917778,0.08612996318867425,0.0830980299480108,0.07954158112267128,0.07317378664195216,0.07165633851250021,0.06163435210716175,0.06002283515329244,0.051168780475309636,0.04459821586323105,0.044265679703816646,0.04385776313968381,0.0427335439178761,0.03849166256241225,0.034669627725916835,0.029602588387767206,0.02539057673643482,0.024766711790657363],"twin_dists":[0.16591716539391643,0.1842836950003109,0.1858920250107489,0.19280862883170227,0.21870047144810673,0.25152168001975955,0.2805717820934816,0.28241898731744536,0.28760076498479004,0.2896948933403785,0.2922306044296091,0.2970078196306953,0.29819553712381003,0.30659930442807676,0.3080534248710247,0.3166714839924419,0.32390923260844284,0.32429873387615665,0.3247798981327818,0.326125729888649,0.33148862592824624,0.33676788918557,0.34459074116593075,0.352023458280317,0.3532134709048512],"n_dims_used":45,"mean_confidence":0.8930284288194444},"coverage":{"mean_confidence":0.8930284288194444,"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}}