{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001494},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001379","491:4910002306","491:4910001160","491:4910001907","491:4910003508","491:4910001434","491:4910002300","491:4910001107","491:4910001431","491:4910002868","491:4910003286","491:4910001376","491:4910001161","491:4910001030","491:4910003325","491:4910001180","492:4920005164","491:4910002355","491:4910000966","491:4910003323","491:4910003094","491:4910001535","492:4920003575","492:4920005223","491:4910002829"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,492,491,491,491,491,491,492,492,491],"twin_sims":[0.4396263045538638,0.3956856924588948,0.20836759868413826,0.16932743905112654,0.1563851106837444,0.15354450181939389,0.15224199045483788,0.14495856870104198,0.1381817110360347,0.1379873230582204,0.13798333081831254,0.13441833488720384,0.13209755043301427,0.1272981246897444,0.12600783061596726,0.1092684163109957,0.10838124884159125,0.10578658301634421,0.10381466980534645,0.09807231198820153,0.09600936791879712,0.09525637809902532,0.09398491888285598,0.08861423900641341,0.08300835136331411],"twin_dists":[0.16650600376094477,0.17685215366064355,0.23002465344031742,0.2447657554521405,0.25018516776060157,0.2514180112023501,0.2519889037285376,0.255249286142485,0.25839381714811155,0.25848569542838634,0.25848758339068184,0.26019007202332317,0.261316673814806,0.26369469155384917,0.26434555176029456,0.27328924519625003,0.2737919417567466,0.27528070731731497,0.2764312481182931,0.27988179187362294,0.28116008857853325,0.281632057937923,0.2824357125676713,0.2859282168981632,0.2897577559204096],"n_dims_used":45,"mean_confidence":0.8985460917154948},"coverage":{"mean_confidence":0.8985460917154948,"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}}