{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002853},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002764","489:4890002679","489:4890002433","489:4890002434","489:4890003019","489:4890003020","489:4890003095","489:4890003101","489:4890003016","489:4890002681","489:4890002767","489:4890002926","489:4890002856","489:4890003158","489:4890003006","489:4890001853","489:4890003457","489:4890003521","489:4890002996","489:4890002765","489:4890002426","489:4890003182","489:4890002253","477:4770000714","489:4890001935"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,477,489],"twin_sims":[0.9044876790121882,0.8499855150097982,0.842605853409038,0.715265423121909,0.6641784404983452,0.622252696499308,0.6054907403607499,0.5856849251554983,0.5821036893529807,0.5283714765041055,0.5241106276724291,0.5196736869572463,0.5149033891308533,0.5103961108019706,0.5079645276889888,0.49770114623726586,0.48099044853710377,0.4743906367817634,0.46009218298684196,0.45308159770295153,0.4505836684737768,0.4452855704245197,0.4398709544749957,0.43923179119664074,0.43715297653512697],"twin_dists":[0.05819379880610888,0.07404804361773147,0.07600842263875436,0.10632296626759234,0.11749219225499126,0.1265072180847628,0.13009716215384887,0.134339862487726,0.1351077601928666,0.14670134687956057,0.14762936377596375,0.14859754943603148,0.14964065946769975,0.15062844682049992,0.15116226106576056,0.15342300159107924,0.15713287310574692,0.15860904610443513,0.16183095025202862,0.16342350293537752,0.16399311687545426,0.16520519472386305,0.16644963585396064,0.16659692643793356,0.16707655799792298],"n_dims_used":45,"mean_confidence":0.9178904215494792},"coverage":{"mean_confidence":0.9178904215494792,"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}}