{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001725},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002011","480:4800002306","480:4800002020","480:4800001675","480:4800002533","480:4800002016","480:4800001843","480:4800001838","480:4800001562","480:4800001503","480:4800002450","480:4800002202","480:4800002155","480:4800002302","480:4800002019","480:4800002399","480:4800001736","480:4800001960","480:4800001968","480:4800002389","480:4800002544","480:4800001897","480:4800002120","493:4930002892","480:4800002532"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,493,480],"twin_sims":[0.5690027327954177,0.49826087671051283,0.46318302438363457,0.44673430243555634,0.44297801072824927,0.42720935691803835,0.3669749131895936,0.36567080361011894,0.3650224225708441,0.3058183161411342,0.3016537035925082,0.2877018533099234,0.2778085307624506,0.25222573954492433,0.24574586955634903,0.24470343157201066,0.23515311425548382,0.2291817690113324,0.22094626995489167,0.20733113206816453,0.20546060115482828,0.20332299052768982,0.20275322187839806,0.20167119927116017,0.19829235521184485],"twin_dists":[0.13792035130935862,0.15329937883081393,0.16113158716834053,0.16487322042183017,0.16573482214758653,0.1693835280706657,0.18389620115817348,0.18422244355411538,0.18438486339565893,0.19991932896032252,0.20107285368031277,0.2050068322648133,0.20786598456635375,0.21556276169537336,0.21758975848835263,0.21791904012513205,0.22097894430942042,0.2229336215564951,0.2256855187525869,0.23039002609563153,0.23105258860082167,0.2318148258691132,0.23201892287007927,0.23240760150325132,0.23363065141074754],"n_dims_used":43,"mean_confidence":0.9197487054869186},"coverage":{"mean_confidence":0.9197487054869186,"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}}