{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":492,"cluster_id":4920003939},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["492:4920003664","492:4920002993","492:4920003579","492:4920003803","492:4920003757","492:4920003806","492:4920002902","492:4920003750","492:4920003844","492:4920006712","492:4920003474","492:4920003285","492:4920003845","492:4920006839","492:4920006745","492:4920003578","492:4920006785","492:4920003534","492:4920006905","492:4920003622","492:4920004742","492:4920002996","492:4920006603","492:4920006639","492:4920003894"],"twin_admin_codes":[492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492],"twin_sims":[0.5804376640842133,0.5273924685539438,0.4432469186518119,0.44225462244214864,0.4394703736455824,0.43154457507360083,0.4310079091485969,0.39487685000358724,0.36882774011106434,0.36360461360455526,0.3609767036410558,0.3430032709734486,0.3338492555714734,0.33018710814685726,0.3092114495726055,0.3015299110370175,0.2937293683799875,0.2824287279979955,0.2822881039150774,0.27534143761971774,0.25384306175003996,0.2511633028923661,0.25114987918813136,0.25043021173246244,0.24890919435862774],"twin_dists":[0.13546511275612527,0.14691442939410232,0.16567304831944435,0.165901071632191,0.16654193701144335,0.16837509484596386,0.16849970622560603,0.1770472080650762,0.18343368614040267,0.18474053299190787,0.18540162876490318,0.1899913535848616,0.1923778939949664,0.19334257418920983,0.1989861888675519,0.201107283287264,0.20329373027423667,0.20652322697362674,0.20656389892439145,0.20858856401890485,0.21506203919327802,0.21589280546464495,0.21589698120145054,0.21612105840383838,0.21659600342753527],"n_dims_used":45,"mean_confidence":0.9122406005859375},"coverage":{"mean_confidence":0.9122406005859375,"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}}