{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870002064},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000367","487:4870001890","492:4920003613","487:4870001978","487:4870002234","495:4950002054","487:4870002065","492:4920003331","487:4870002056","492:4920003234","487:4870002149","494:4940006863","487:4870002060","492:4920005322","492:4920003838","486:4860003393","495:4950003155","487:4870003471","487:4870002150","492:4920004025","486:4860003399","494:4940006547","492:4920003077","492:4920004070","497:4970003104"],"twin_admin_codes":[487,487,492,487,487,495,487,492,487,492,487,494,487,492,492,486,495,487,487,492,486,494,492,492,497],"twin_sims":[0.013235193175039349,0.011108907598977936,0.00803550738061433,0.006822832476656084,0.005355334990546654,0.005176043626247581,0.003954808317430235,0.0029649167691441526,0.0027126353921703788,0.0023936974768992932,0.002158182159048169,0.0021222355774274675,0.0012865369479379588,0.001006819051090651,0.0009702725060377201,0.0009497538115939629,0.0008939894692083884,0.0008152546408281707,0.0007859768705796973,0.0007735028241735405,0.0006852362897347388,0.0006317207704441942,0.0006294070267366913,0.0005983813452991557,0.0005945610369729267],"twin_dists":[0.38196684405601833,0.38962380850067896,0.40340132742480395,0.4101846957560607,0.4200254977808477,0.4213907500214543,0.43202834171468285,0.44313305695476685,0.4465051874765041,0.4512055784905726,0.45506096672488233,0.4556831136776746,0.47384795975269534,0.48249584665635636,0.48378668712514855,0.4845313312145412,0.4866331897803888,0.48981832045844526,0.4910761380898693,0.49162532853523644,0.4957650214375556,0.4985239623603641,0.49864809735274734,0.500355087793198,0.5005709547285477],"n_dims_used":42,"mean_confidence":0.8936775752476284},"coverage":{"mean_confidence":0.8936775752476284,"n_dims_used":42,"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}}