{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003166},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002577","490:4900001812","490:4900002276","490:4900003165","490:4900002277","490:4900005362","490:4900004402","490:4900005492","490:4900005359","490:4900005491","490:4900001973","490:4900005490","490:4900005357","490:4900005634","494:4940005288","490:4900001544","490:4900002444","490:4900004672","490:4900005369","490:4900002875","494:4940006825","494:4940008630","490:4900001675","490:4900012570","494:4940008696"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,490,494,494,490,490,494],"twin_sims":[0.642754340893864,0.5841098136164873,0.48089647035885624,0.3666285508333902,0.3422067255420838,0.3387882831789054,0.32900555573791884,0.29190288032994804,0.2769173847229318,0.2765788609139567,0.2689867376752014,0.26072158778900545,0.25892847762282867,0.25241498802163903,0.24729744478135338,0.24406677786731207,0.23343026857217974,0.2248582294893066,0.22167920402724392,0.22129307852215946,0.219465753814536,0.21436582712824098,0.21375796087418877,0.2027809871302682,0.20233152375064334],"twin_dists":[0.12210863656219159,0.13467756103035342,0.15715384726964177,0.183982792015312,0.19019765166518676,0.1910859269188508,0.193655067305426,0.20381061679071827,0.20812653569637235,0.2082256465990907,0.2104682648220573,0.21295473026020753,0.21350065376340216,0.21550406506149525,0.21710131293582446,0.21812058906139495,0.22153952448509162,0.2243699829794516,0.2254378670910754,0.22556826699807578,0.2261874531205385,0.22793407288870488,0.2281441154701527,0.23200896795128784,0.23217023321924582],"n_dims_used":45,"mean_confidence":0.9230024549696181},"coverage":{"mean_confidence":0.9230024549696181,"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}}