{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":492,"cluster_id":4920006594},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["492:4920004987","497:4970003261","492:4920003297","492:4920004607","491:4910000597","492:4920004887","492:4920005108","492:4920005653","492:4920006685","492:4920004013","665:6650001652","492:4920005529","492:4920004999","491:4910000394","492:4920007097","487:4870000311","492:4920005290","492:4920005052","492:4920003156","492:4920007014","492:4920005106","492:4920003618","491:4910000723","492:4920006529","492:4920005064"],"twin_admin_codes":[492,497,492,492,491,492,492,492,492,492,665,492,492,491,492,487,492,492,492,492,492,492,491,492,492],"twin_sims":[0.09339401839721417,0.06350825413812498,0.058726384226292574,0.04362295819435258,0.02215640489336961,0.020047724360507634,0.019667547490704467,0.014282842247269592,0.013450183688843268,0.009293403989822778,0.00925904690632066,0.008865354348254634,0.008146713189056522,0.006027256010418018,0.005894817482887508,0.005749381963319677,0.005716918955868367,0.004812132319633832,0.0047601174046469925,0.004703031597703372,0.003926489886940285,0.003898250250780152,0.003664032880714635,0.0036090146643527623,0.003480752790808807],"twin_dists":[0.2828121248527273,0.3049471433560768,0.3092467364869116,0.3250585732496975,0.35849257643846455,0.36316769373554325,0.36405583322339374,0.37858786429987434,0.3812546268557593,0.3972737389320109,0.39743096240935977,0.3992707757960569,0.402826223620541,0.41525175142579135,0.4161532716082354,0.41716457261080525,0.41739345781516474,0.4242987766268911,0.42473059698718413,0.42520946642089075,0.4323088190590165,0.4325903546211706,0.4349996952899874,0.43558596106347774,0.436984968165858],"n_dims_used":45,"mean_confidence":0.8989834255642362},"coverage":{"mean_confidence":0.8989834255642362,"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}}