{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870000431},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000262","487:4870001429","487:4870000372","487:4870003764","487:4870000427","487:4870002321","487:4870000875","487:4870003760","487:4870001523","487:4870003475","487:4870000125","487:4870008876","487:4870003205","487:4870008440","487:4870004205","487:4870001239","480:4800000804","487:4870001422","487:4870004203","487:4870003198","487:4870003065","487:4870000625","487:4870003077","480:4800000730","487:4870003474"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,480,487,487,487,487,487,487,480,487],"twin_sims":[0.6032686367653739,0.5007713024503869,0.2876474354598156,0.27730185422349274,0.2123110755751249,0.17632115286280073,0.17316423296310482,0.17080186947154108,0.1587084976502186,0.1550888816061253,0.14530371871006076,0.14327817354160408,0.1346142356652168,0.13285895097263578,0.1260931578060725,0.12509728947955906,0.12276568647202687,0.12190945193310695,0.12166621544681273,0.11680392566474763,0.1157840042507323,0.11065519596932817,0.1068886053568501,0.100100890994528,0.09760255183110705],"twin_dists":[0.13057298065957976,0.15274540210147114,0.20502239559993088,0.20801406277860995,0.2286457033888347,0.24196061150778087,0.2432167961206808,0.24416756290595706,0.24918891046477443,0.2507456893902187,0.25509208185355436,0.256018640001626,0.26009564481368386,0.26094543022394545,0.26430235471127567,0.26480790292307316,0.26600360535117923,0.26644704344192377,0.2665734468383533,0.2691417173631976,0.26969079810166896,0.27250974484614293,0.27464496495874663,0.27864520200616255,0.28017100678793855],"n_dims_used":43,"mean_confidence":0.8898212521575218},"coverage":{"mean_confidence":0.8898212521575218,"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}}