{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":492,"cluster_id":4920002811},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["492:4920003709","492:4920002988","492:4920003846","492:4920003038","492:4920003800","492:4920003756","492:4920003485","492:4920003802","492:4920003848","492:4920003707","492:4920007017","492:4920003947","492:4920003264","492:4920007027","492:4920002992","492:4920003108","492:4920003708","492:4920007050","492:4920002814","492:4920003845","492:4920002816","492:4920006811","492:4920006671","492:4920003757","492:4920002865"],"twin_admin_codes":[492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492,492],"twin_sims":[0.5638383975947291,0.5253687299817849,0.48970506624059545,0.47440195237878796,0.4733194983034385,0.4012139610452765,0.39772548540573044,0.3921671512065856,0.3708610280269925,0.35875285175166605,0.35199185816558504,0.2864719818228857,0.2824165024602538,0.28142848662327713,0.2733422631202022,0.2692649692742339,0.26169643237517554,0.2444323588859817,0.23976042356405372,0.23430692545779425,0.23314336180455206,0.22806816076420486,0.2201158584900934,0.21704550880500995,0.215797068592362],"twin_dists":[0.13903093863881308,0.1473551743529245,0.15519343420390377,0.15860650946116417,0.15884925621030885,0.1755238608930224,0.17636106550167402,0.1777020100060744,0.18292745456477227,0.18596299341285943,0.18768074344296196,0.20535900318002087,0.20652676241445597,0.20681278830456576,0.20917700864641953,0.21038539476264373,0.21265892228935737,0.2180048136803052,0.21949288552263713,0.22125393991949435,0.2216331416262795,0.22330185500812444,0.2259667720009106,0.22701289363302044,0.22744110356364372],"n_dims_used":45,"mean_confidence":0.9292399088541666},"coverage":{"mean_confidence":0.9292399088541666,"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}}