{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007250},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006995","466:4660003655","490:4900007604","487:4870002000","490:4900007498","490:4900007382","490:4900007377","466:4660005459","490:4900008631","490:4900006755","490:4900003321","490:4900006647","490:4900007483","487:4870001996","494:4940005999","470:4700004501","490:4900003446","490:4900007134","487:4870003393","490:4900006774","490:4900006629","490:4900007848","490:4900005263","466:4660004507","466:4660005685"],"twin_admin_codes":[490,466,490,487,490,490,490,466,490,490,490,490,490,487,494,470,490,490,487,490,490,490,490,466,466],"twin_sims":[0.19945813730328404,0.1708804077349044,0.16070631169882374,0.15835661587325295,0.14763948802062524,0.1469237049369562,0.14685687474173026,0.14416800378147385,0.13265666835333365,0.11076578900099798,0.11040441825307845,0.10915483419618802,0.10905488133419695,0.10631627651966057,0.10262253397559976,0.10000633534985404,0.09952010171616418,0.09839559961635577,0.0963410462635587,0.09187192539052585,0.09081175705662409,0.08678165285591896,0.08308938621237376,0.08134020566388384,0.07997834113990605],"twin_dists":[0.23320705755550575,0.24413580317504024,0.24834071799367013,0.24933910931424386,0.2540354180066217,0.2543579045908232,0.2543880732736187,0.2556104103952118,0.26104390264914856,0.27244790705760624,0.27265014368340634,0.27335342749628544,0.27340995104839,0.2749744950734918,0.27713509891125926,0.2787024033542398,0.27899722050235964,0.27968338585070657,0.28095311814156415,0.28379045290517746,0.2844794746941084,0.28715833908153077,0.289700950034608,0.2909371058894683,0.2919143649599562],"n_dims_used":45,"mean_confidence":0.9219305250379775},"coverage":{"mean_confidence":0.9219305250379775,"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}}