{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011844},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010918","490:4900010416","490:4900011910","490:4900010853","490:4900010940","490:4900010678","490:4900010854","490:4900010586","490:4900011912","490:4900011510","490:4900011160","490:4900010500","490:4900011228","490:4900011012","490:4900010671","490:4900010504","490:4900010508","490:4900011322","490:4900011977","490:4900010427","490:4900010501","490:4900010673","490:4900010593","490:4900010757","490:4900011644"],"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":[0.45864849848818473,0.45766447707651864,0.4437751045524712,0.440522479604281,0.4163095285709902,0.3923363431006935,0.3719492472338031,0.35592748369872146,0.34230710913491574,0.318271116303818,0.3139679168285698,0.3078190529154394,0.29748568105600115,0.29426570326563617,0.2826599588820616,0.2565350657203626,0.24372456581040922,0.2379476109111462,0.22000842287538153,0.2136585831607734,0.21292054077933809,0.21225052510031356,0.2120902657785688,0.2081433969655564,0.20680621243609096],"twin_dists":[0.16215818313832836,0.16238143795515414,0.16555175488720492,0.16629958271158052,0.17193795265046652,0.17766106319701339,0.18265708446719975,0.18667877679168854,0.19017163912612997,0.19652303349501365,0.19768795279367496,0.19936839261661105,0.20223665385777495,0.20314231211907455,0.20645637590832172,0.21423306804751055,0.21822906522968516,0.22007535589424018,0.2260032113863009,0.22817849289778647,0.22843414060207265,0.22866674463729067,0.22872245427298427,0.23010358329556244,0.2305755448620631],"n_dims_used":45,"mean_confidence":0.8879432678222656},"coverage":{"mean_confidence":0.8879432678222656,"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}}