{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960002806},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960001605","496:4960001607","496:4960002925","496:4960001599","496:4960003485","496:4960004265","496:4960003213","496:4960002223","496:4960001362","496:4960001972","496:4960002946","496:4960001862","496:4960001501","496:4960001610","496:4960002642","496:4960003624","496:4960001734","496:4960002785","496:4960002662","496:4960001266","496:4960003185","496:4960001488","496:4960002789","496:4960001861","496:4960003630"],"twin_admin_codes":[496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496],"twin_sims":[0.6534496767771901,0.64385641119246,0.6075688091620454,0.6022786035821561,0.6001035753384051,0.5879061397733223,0.5844731404703597,0.5826390105938257,0.5808726934396213,0.5712279824988241,0.5627484002980501,0.560402997846929,0.5513194527108474,0.5490245935574872,0.5478547787960902,0.5446184251564673,0.5405931836059964,0.5373204779085131,0.5367798461360039,0.536735361367464,0.5349781900705853,0.5345497284888281,0.5337532150069386,0.5336250321211122,0.525695983236388],"twin_dists":[0.1198073321617423,0.12187176388332206,0.1296521914341781,0.13078498149092335,0.13125074988105542,0.1338637415050293,0.13459965949219163,0.13499295369717915,0.135371793745964,0.1374421735023592,0.13926550240705468,0.13977042785375715,0.1417288175516718,0.14222436940409938,0.1424771107832892,0.1431768141059754,0.14404810880121652,0.14475740317781363,0.14487465451605008,0.14488430333032581,0.1452655631831808,0.14535856593502558,0.145531498818065,0.14555933379426966,0.1472838772459082],"n_dims_used":45,"mean_confidence":0.92791748046875},"coverage":{"mean_confidence":0.92791748046875,"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}}