{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000326},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000517","480:4800000772","480:4800000327","480:4800000556","480:4800001157","480:4800001099","480:4800000896","480:4800000736","480:4800001557","480:4800001614","480:4800001553","480:4800001556","480:4800001618","480:4800000740","480:4800001611","480:4800001376","480:4800001442","480:4800001436","480:4800001612","480:4800000707","480:4800001335","480:4800002388","480:4800001957","480:4800000739","480:4800001564"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.4820885557296422,0.3739415558486769,0.3498572394434175,0.329604046476841,0.32435367491088163,0.30408517948799824,0.2896597386825807,0.27129294577178925,0.2688370420444417,0.24843851706284667,0.23356594882126647,0.2218592033975569,0.2162551657661539,0.21090852076034702,0.20883420662354418,0.1943600470365491,0.18700417654928855,0.17716303522492946,0.1735548830480434,0.1695554352086356,0.15839383286775247,0.1562162033889707,0.15518660069290305,0.15023962874091476,0.13969156232004226],"twin_dists":[0.15688789214964416,0.18216310236318262,0.18822663294577466,0.19349670349992268,0.1948914376080351,0.20039826317222983,0.204448049931988,0.20978296410701192,0.21051287296885715,0.21674335093953057,0.22149527857615836,0.22537713068295037,0.22728378481679407,0.22913413828406048,0.22986057015080358,0.23507231453192598,0.23782457302241242,0.24162832434173584,0.2430604691046621,0.24467301113888773,0.2493232119475949,0.25025801457348196,0.25070331408243013,0.25287358018850836,0.2576834471247621],"n_dims_used":43,"mean_confidence":0.925216231235238},"coverage":{"mean_confidence":0.925216231235238,"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}}