{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001363},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000346","487:4870000458","487:4870000465","487:4870001754","487:4870000734","487:4870000590","487:4870002194","487:4870000666","487:4870001273","487:4870001365","487:4870001753","487:4870001008","487:4870003348","487:4870000407","487:4870004369","487:4870000652","487:4870002109","487:4870000240","487:4870000403","466:4660010182","487:4870000347","487:4870000890","487:4870001269","487:4870000524","494:4940008630"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,466,487,487,487,487,494],"twin_sims":[0.720840856641851,0.43991071444335106,0.4045618470926516,0.3604334318880702,0.2659342337328313,0.26425388110265435,0.2265349940740032,0.20740566977035557,0.19268557229986266,0.14919668566699987,0.13796565664003752,0.13306333470349624,0.12553918783605547,0.1241679861230848,0.12363350497582239,0.11837334245719458,0.11158786159126415,0.10795441227045324,0.10208400435385936,0.10197466959681194,0.10070933326373495,0.1006662811322179,0.09818364265116432,0.0974786173653777,0.09607406313387856],"twin_dists":[0.10508393356690417,0.16644047622440525,0.17472348911303776,0.18553860294574737,0.21138095160192244,0.21188615360272198,0.22381077477813657,0.2303637087399495,0.23569235919039194,0.25333781067965666,0.25849594214204,0.26084604945025597,0.2645831995435562,0.2652824240353071,0.2655565650520951,0.26830395177592525,0.27198973624327266,0.27403493736101414,0.2774551463392128,0.2775202847490076,0.2782781334755513,0.278304049368083,0.27981340888146083,0.28024749104093905,0.2811196740512269],"n_dims_used":43,"mean_confidence":0.9116833709007086},"coverage":{"mean_confidence":0.9116833709007086,"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}}