{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008139},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008030","490:4900007807","490:4900008251","490:4900008138","490:4900008032","490:4900007921","490:4900007926","490:4900008031","490:4900008141","490:4900006103","490:4900005982","490:4900008249","490:4900006591","490:4900008250","490:4900005850","490:4900006353","490:4900007924","490:4900006231","490:4900005979","490:4900007810","490:4900006108","490:4900007805","490:4900006107","490:4900005720","490:4900006351"],"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":[0.03135622043194132,0.019743221446973165,0.015293145113251435,0.014223258974920779,0.010605169265380373,0.0028385432353262587,0.0011122382570765937,0.0006199521718565331,0.0003750464371455604,0.0003110298541675412,0.0002581784823007668,0.0001464378214143355,0.00009591008788338206,0.00008797310074134903,0.00003673350595390142,0.000033584728698089183,0.00003134360188672951,0.00002678314497327918,0.000020632043349239144,0.000018446473166764904,0.000016831939321967612,0.000013584335656765843,0.000009522472885415577,0.000007556944768371876,0.000004047909143627865],"twin_dists":[0.341762072289948,0.3638778627624387,0.37553048361742675,0.37877406931398916,0.3916276271450687,0.44478795461721216,0.4790020708365862,0.4991598222843896,0.5158637101139866,0.5219475050487904,0.5279317050659601,0.5457482856517363,0.5586746797423227,0.5612765889146017,0.5869355919772106,0.5895054080495052,0.5914781423433577,0.5959452652887874,0.6032852424463786,0.6064078155080614,0.6089502223472274,0.6148591607960496,0.6245290173721395,0.6307420651045983,0.6472210101519665],"n_dims_used":45,"mean_confidence":0.8870689392089843},"coverage":{"mean_confidence":0.8870689392089843,"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}}