{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870003531},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870003675","487:4870002997","487:4870003124","487:4870002203","490:4900000810","496:4960007283","487:4870002117","490:4900000411","487:4870002202","490:4900001427","487:4870004108","487:4870003121","496:4960008474","466:4660008571","487:4870002996","487:4870003533","496:4960007911","487:4870003674","490:4900000589","496:4960008858","496:4960007148","494:4940004412","496:4960007414","496:4960008477","490:4900000930"],"twin_admin_codes":[487,487,487,487,490,496,487,490,487,490,487,487,496,466,487,487,496,487,490,496,496,494,496,496,490],"twin_sims":[0.7556592673205177,0.6071784862581027,0.5384172287873759,0.46179791972172335,0.4400847339020779,0.4308383352562942,0.42439777082635766,0.42120399740473435,0.3839886232052561,0.37091599202659453,0.3617800228947548,0.3601582646943454,0.35890188093385306,0.3430247481580659,0.3318209232467161,0.3264727902747867,0.3241486101116618,0.3212612641398872,0.3158751887373865,0.30421764693659087,0.30359950062231406,0.29837134555887423,0.29295031303644614,0.29057895893941693,0.28634458533281826],"twin_dists":[0.0972177483412943,0.12973577020458416,0.14451961212729222,0.16144478969272422,0.1664003906203434,0.16853909359580083,0.17003979373198902,0.1707874700769458,0.179691325022579,0.18291378923953847,0.18519928146451037,0.1856080205453521,0.1859253186154556,0.18998579472531277,0.192911477025991,0.19432701397061614,0.1949461648519045,0.19571879090064015,0.19717052735798374,0.20036160145474272,0.20053275906822937,0.2019885624206353,0.20351396512399855,0.204186481167949,0.20539553465548863],"n_dims_used":43,"mean_confidence":0.9128542168195858},"coverage":{"mean_confidence":0.9128542168195858,"n_dims_used":43,"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}}