{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003630},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003751","489:4890004274","489:4890004326","489:4890003930","489:4890004322","489:4890003631","489:4890004068","489:4890004320","489:4890003989","489:4890004167","489:4890003802","489:4890003619","489:4890004007","489:4890003868","489:4890003674","489:4890003945","489:4890004281","489:4890003931","489:4890003757","489:4890003675","489:4890003861","489:4890003927","489:4890003743","489:4890004069","489:4890003867"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.8559730530775836,0.8218177381544398,0.8134601125731246,0.8106130442380531,0.7998560628239505,0.7973599757781038,0.7948875220567362,0.7881828867164359,0.7842125805682266,0.7779134467718454,0.7755174143086768,0.7724649520834943,0.7562695914703077,0.7546219256207596,0.7440118703769353,0.7337235143033569,0.7276815562053583,0.7221634152900351,0.7219669836639784,0.7171210924386678,0.7162458357479615,0.7117043710222022,0.707281301551806,0.7059611675652977,0.698349859263311],"twin_dists":[0.07243140639387721,0.08136336311201786,0.08345552764045162,0.0841611675857683,0.08679726607426012,0.08740254620576565,0.0879998429182531,0.08960871429332816,0.09055430927317748,0.092044278802879,0.09260785736010554,0.09332340756693239,0.09707757205028963,0.09745579650560311,0.09987648510873155,0.10220107277870058,0.10355676427317838,0.10478928923121966,0.10483306916347757,0.10591112188219041,0.10610544121333956,0.10711183890159733,0.10808910015071412,0.10838024742848894,0.11005436703842515],"n_dims_used":44,"mean_confidence":0.9150182550603693},"coverage":{"mean_confidence":0.9150182550603693,"n_dims_used":44,"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}}