{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000551},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850007004","472:4720001850","499:4990003056","500:5000000607","500:5000005378","485:4850002964","499:4990000630","485:4850007912","485:4850002491","500:5000001650","478:4780008382","488:4880003982","499:4990003578","469:4690003666","500:5000000565","489:4890001973","474:4740001653","478:4780007597","485:4850007725","485:4850002541","485:4850006923","478:4780003041","500:5000005543","470:4700008062","485:4850002781"],"twin_admin_codes":[485,472,499,500,500,485,499,485,485,500,478,488,499,469,500,489,474,478,485,485,485,478,500,470,485],"twin_sims":[0.038698856341570706,0.03591412133544612,0.026938112839004314,0.022265875811161875,0.014525779808714098,0.014141013028635496,0.008560572424959416,0.007949180803054335,0.0072322341056870465,0.006709253931283097,0.006646091025779151,0.00619061066772308,0.00585779837351096,0.005635551595741113,0.005501397285054106,0.0052550736974167475,0.0052250601325946,0.00487659803059283,0.004473016079880701,0.00416256634624508,0.004023428074549094,0.003975891743808584,0.0039102946857001745,0.0037931896706668053,0.003729872083956154],"twin_dists":[0.3312153496703124,0.33499686935371137,0.3491770772796925,0.3582606037577777,0.37783567851286276,0.37903223204629005,0.4007459598939681,0.4038527071380939,0.4077813739517705,0.4108744192116407,0.4112625461044418,0.41416408084520134,0.41640853237077696,0.41797235077349754,0.4189434985141563,0.42078376854257205,0.42101330528391795,0.4237694238188845,0.4271939839873527,0.4300247429504478,0.43135620689078485,0.431820706737702,0.4324700512191478,0.4336543169764032,0.4343085711613428],"n_dims_used":45,"mean_confidence":0.9203663296169705},"coverage":{"mean_confidence":0.9203663296169705,"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}}