{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012369},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012661","490:4900012525","490:4900013291","490:4900012312","490:4900013292","490:4900012524","490:4900012299","490:4900012922","490:4900012730","490:4900012441","490:4900012444","490:4900012729","490:4900012656","490:4900012310","490:4900012597","490:4900012516","490:4900013191","490:4900012449","490:4900012793","490:4900012243","490:4900013126","490:4900012797","490:4900012518","490:4900012662","490:4900012380"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.47216171441029087,0.317934733185216,0.31197530415781083,0.3098153958839146,0.24228796387974963,0.19845102000999346,0.17034228839253188,0.1691338506965216,0.14553087882092064,0.13573034472999065,0.13555048159739144,0.12481593183949187,0.11186405467529172,0.11087343161574838,0.10826124819955572,0.10642255657364764,0.10522322244369325,0.10038303281432108,0.0864989309628317,0.08441810033506823,0.08361846920795912,0.08092946153953416,0.07413507989338092,0.07378946178543186,0.0727926239142773],"twin_dists":[0.1591090999497126,0.19661377386638082,0.1982304423944821,0.1988207169297486,0.21868552381707926,0.23357289868685208,0.24435362107696842,0.24484457381011898,0.2549887689052568,0.2595596213682887,0.2596457785729499,0.2649512863144872,0.2718363887949214,0.27238776478873783,0.2738601823617371,0.2749131981449805,0.27560769312233113,0.27847477157173134,0.2873499504652523,0.2887757657680707,0.2893311437861449,0.29123046164812905,0.29626567951992755,0.29653160412622825,0.2973042697324663],"n_dims_used":45,"mean_confidence":0.9124011569552951},"coverage":{"mean_confidence":0.9124011569552951,"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}}