{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001881},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700008589","489:4890001874","489:4890003189","470:4700007626","468:4680001349","468:4680003374","467:4670004379","485:4850000898","479:4790000274","472:4720007174","489:4890002280","489:4890003034","467:4670000519","499:4990001759","489:4890002868","499:4990003496","499:4990001011","470:4700005134","499:4990001504","484:4840005750","468:4680002843","489:4890002455","489:4890002147","489:4890003028","467:4670000586"],"twin_admin_codes":[470,489,489,470,468,468,467,485,479,472,489,489,467,499,489,499,499,470,499,484,468,489,489,489,467],"twin_sims":[0.38396665886669723,0.3597465036339392,0.3017931101184126,0.2988783305856969,0.282629839164267,0.28138771548248726,0.27906249599626237,0.27525181641052954,0.2740649973779549,0.2719425948215268,0.26761250465893954,0.26413598600089405,0.2635512570618762,0.26313499642563654,0.25726043003348537,0.24302703430414926,0.24278095460407673,0.23998369754805576,0.235829843107837,0.23492172629523755,0.23481520612776605,0.23035463484703475,0.22241287472427662,0.21888158838045743,0.21389226851501242],"twin_dists":[0.17969669442909833,0.18571194784656592,0.20103409131919817,0.20184674071113046,0.20646508193478202,0.20682460440474848,0.20750021451916004,0.2086148872810103,0.208963972503988,0.20959056745700524,0.21087835507021863,0.21192167417858035,0.21209799347860933,0.21222366183577265,0.214010643420854,0.21845047744380983,0.2185286866949659,0.21942134427427007,0.22075948586339172,0.2210540766218002,0.22108868030356618,0.22254706934994262,0.22519051380454083,0.22638612491890814,0.22809767200136155],"n_dims_used":45,"mean_confidence":0.9196178012424046},"coverage":{"mean_confidence":0.9196178012424046,"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}}