{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001006},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870000833","487:4870001460","487:4870000235","487:4870001189","487:4870001380","487:4870000153","487:4870004250","487:4870000653","487:4870001557","487:4870000750","487:4870000349","487:4870002870","490:4900012479","466:4660011000","487:4870002017","487:4870000198","466:4660013211","487:4870001379","487:4870001095","494:4940007798","466:4660013088","466:4660011324","494:4940005151","494:4940006969","487:4870002113"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,490,466,487,487,466,487,487,494,466,466,494,494,487],"twin_sims":[0.3511896020491148,0.3121247197437531,0.28738340257317296,0.282563992723499,0.27709826130020265,0.2239821707116573,0.21653116501407108,0.21197773490330893,0.20816613040143514,0.20161871497482803,0.1976430084831408,0.1962714310726948,0.18952486406893138,0.17523733782199488,0.17513598593073332,0.17217452794881255,0.16788364441210707,0.16508207727983074,0.16097680217984134,0.16070968358980256,0.15710760021902379,0.1540093504342183,0.151356336489033,0.1496666828435924,0.14819822543017397],"twin_dists":[0.18788570231058035,0.19818969557769128,0.20509793322131886,0.20648411663095545,0.20807361009853834,0.22466325528276765,0.22718911007726472,0.22876158950713685,0.2300955773876427,0.23242649105841515,0.23386734183366742,0.23436906330219237,0.23687305362827757,0.2423900557057444,0.2424303114317752,0.24361397970590784,0.24535515620881349,0.24650933733253225,0.24822646870883114,0.24833929292090468,0.24987421745818947,0.2512151274511846,0.2523791385791209,0.2531283125248552,0.2537844879456777],"n_dims_used":43,"mean_confidence":0.9112240990927053},"coverage":{"mean_confidence":0.9112240990927053,"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}}