{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001800},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001886","489:4890001716","489:4890001884","489:4890002220","489:4890002054","489:4890002467","489:4890002056","489:4890001802","489:4890001472","489:4890001966","489:4890001402","489:4890002548","489:4890001550","489:4890002385","489:4890001888","489:4890002137","489:4890002303","489:4890001972","489:4890001798","489:4890001548","489:4890001551","489:4890001469","489:4890002057","489:4890001882","489:4890002545"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.8361981218435283,0.8118067886214326,0.7851131709653161,0.7738132227598093,0.7633599068499383,0.7467312211030821,0.7435962551167352,0.7098050849720351,0.7056528312555107,0.6967527055486485,0.6801299667548131,0.6762701877099325,0.6537787175204914,0.6389913250771513,0.5920048175002458,0.5885395980122967,0.5449937476097806,0.5434697014267966,0.5384278419271199,0.5349316394116898,0.4159356866798128,0.4001534488748466,0.39177399496461857,0.36334652512823007,0.35893588775443797],"twin_dists":[0.07768398921131421,0.08386572229787186,0.09034026855851832,0.09300768041140722,0.09544240217259504,0.09925843575292059,0.09997080697175997,0.10753182073306983,0.10844821474363328,0.11040473180348424,0.11403414442388171,0.11487287862347532,0.11973643627804335,0.12291704625001046,0.13298545122882058,0.13372797859361632,0.1430956319179942,0.14342534472919624,0.14451731150663133,0.14527566683957047,0.17202606389979747,0.1757780233722823,0.17779719112511283,0.18480535205116033,0.18591672276366805],"n_dims_used":45,"mean_confidence":0.9180133395724827},"coverage":{"mean_confidence":0.9180133395724827,"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}}