{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012615},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900013000","490:4900012950","490:4900013212","490:4900012618","490:4900012617","490:4900013074","490:4900013175","490:4900012610","490:4900012329","490:4900012478","490:4900013179","490:4900012323","490:4900012539","490:4900013063","490:4900012339","490:4900012324","490:4900012411","490:4900012325","490:4900012824","490:4900012542","490:4900012328","490:4900012756","490:4900012394","490:4900012752","490:4900012257"],"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":[0.5269712752931853,0.5264526544149621,0.5139579343321563,0.5091536782140756,0.46376123804985137,0.37850260128849417,0.35786092372380246,0.356558882741758,0.35127508677512626,0.3261860144444256,0.319767038361731,0.30854465223123734,0.28792236202958577,0.28007025564440674,0.2798319962767526,0.2790651154146498,0.2764202087613622,0.275932000082661,0.2668555649628999,0.26341945047754833,0.26205479179586955,0.2479638830740059,0.24722732581514922,0.22954457156738525,0.22913834413038303],"twin_dists":[0.14700612925828654,0.1471190626344876,0.14984767923583395,0.15090111997956931,0.1610009376253494,0.18103705385131164,0.1861886420085262,0.18651856421051166,0.18786385121391025,0.19440327728444085,0.19612015626176385,0.19916909664924845,0.20494378549046705,0.20720698437621438,0.20727625331092558,0.20749945150728005,0.2082721212980754,0.20841523686404986,0.211104794671454,0.21213777222056482,0.21255035505002667,0.21689211841050143,0.21712334426299085,0.22281391016285182,0.22294795854290017],"n_dims_used":45,"mean_confidence":0.9122546725802951},"coverage":{"mean_confidence":0.9122546725802951,"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}}